diff --git a/supabase/functions/discover-channels/index.ts b/supabase/functions/discover-channels/index.ts
index e9a407e..8ce49d8 100644
--- a/supabase/functions/discover-channels/index.ts
+++ b/supabase/functions/discover-channels/index.ts
@@ -284,77 +284,26 @@ Deno.serve(async (req) => {
       } catch { /* skip */ }
     })());
 
-    // ─── B4. Perplexity: 3 separate focused queries (like the research methodology) ───
+    // ─── B4. Perplexity: Single comprehensive query (proven pattern) ───
     let perplexityResearch: Record<string, unknown> | null = null;
 
     if (PERPLEXITY_API_KEY) {
-      const ppxHeaders = { "Content-Type": "application/json", Authorization: `Bearer ${PERPLEXITY_API_KEY}` };
-      const ppxSystem = "You are a social media researcher. Search the web and find accounts. Respond ONLY with valid JSON, no explanation.";
+      // Build clinic name with English variant for better search
+      const clinicNameEn = clinic.clinicNameEn || '';
+      const searchName = clinicNameEn
+        ? `${resolvedName} (${clinicNameEn})`
+        : resolvedName;
 
-      // B4a. Instagram + YouTube 검색 (가장 중요)
       stageBTasks.push((async () => {
         try {
           const res = await fetch("https://api.perplexity.ai/chat/completions", {
-            method: "POST", headers: ppxHeaders,
+            method: "POST",
+            headers: { "Content-Type": "application/json", Authorization: `Bearer ${PERPLEXITY_API_KEY}` },
             body: JSON.stringify({
               model: "sonar",
               messages: [
-                { role: "system", content: ppxSystem },
-                { role: "user", content: `${resolvedName} 성형외과 공식 인스타그램 계정과 유튜브 채널을 찾아줘. 인스타는 여러 계정(국문, 영문, 원장 등)이 있을 수 있어.\n\n{"instagram": ["@handle1", "@handle2"], "youtube": ["@handle_or_url"]}` },
-              ],
-              temperature: 0.1,
-            }),
-          });
-          const data = await res.json();
-          let text = data.choices?.[0]?.message?.content || "";
-          const m = text.match(/\{[\s\S]*\}/);
-          if (m) {
-            const parsed = JSON.parse(m[0]);
-            const ig = Array.isArray(parsed.instagram) ? parsed.instagram : parsed.instagram ? [parsed.instagram] : [];
-            const yt = Array.isArray(parsed.youtube) ? parsed.youtube : parsed.youtube ? [parsed.youtube] : [];
-            ig.forEach((h: unknown) => { if (h && typeof h === 'string') apiHandles.instagram!.push(h); });
-            yt.forEach((h: unknown) => { if (h && typeof h === 'string') apiHandles.youtube!.push(h); });
-          }
-        } catch { /* skip */ }
-      })());
-
-      // B4b. Facebook + TikTok + 네이버 블로그 + 카카오
-      stageBTasks.push((async () => {
-        try {
-          const res = await fetch("https://api.perplexity.ai/chat/completions", {
-            method: "POST", headers: ppxHeaders,
-            body: JSON.stringify({
-              model: "sonar",
-              messages: [
-                { role: "system", content: ppxSystem },
-                { role: "user", content: `${resolvedName} 병원의 페이스북, 틱톡, 네이버블로그, 카카오채널 계정을 검색해줘.\n\n{"facebook": "page_or_url", "tiktok": "@handle", "naverBlog": "blogId", "kakao": "channelId"}` },
-              ],
-              temperature: 0.1,
-            }),
-          });
-          const data = await res.json();
-          let text = data.choices?.[0]?.message?.content || "";
-          const m = text.match(/\{[\s\S]*\}/);
-          if (m) {
-            const parsed = JSON.parse(m[0]);
-            if (parsed.facebook && typeof parsed.facebook === 'string') apiHandles.facebook!.push(parsed.facebook);
-            if (parsed.tiktok && typeof parsed.tiktok === 'string') apiHandles.tiktok!.push(parsed.tiktok);
-            if (parsed.naverBlog && typeof parsed.naverBlog === 'string') apiHandles.naverBlog!.push(parsed.naverBlog);
-            if (parsed.kakao && typeof parsed.kakao === 'string') apiHandles.kakao!.push(parsed.kakao);
-          }
-        } catch { /* skip */ }
-      })());
-
-      // B4c. 강남언니 + 리뷰 플랫폼
-      stageBTasks.push((async () => {
-        try {
-          const res = await fetch("https://api.perplexity.ai/chat/completions", {
-            method: "POST", headers: ppxHeaders,
-            body: JSON.stringify({
-              model: "sonar",
-              messages: [
-                { role: "system", content: ppxSystem },
-                { role: "user", content: `${resolvedName} 병원이 강남언니(gangnamunni.com)에 등록되어있는지 검색해줘. URL도 찾아줘.\n\n{"gangnamUnni": {"registered": true, "url": "https://gangnamunni.com/hospitals/...", "rating": 9.5, "reviews": 1000}}` },
+                { role: "system", content: "You are a social media researcher. Search the web and find social media accounts. Respond ONLY with valid JSON." },
+                { role: "user", content: `${searchName} 병원의 인스타그램, 유튜브, 페이스북, 틱톡, 네이버블로그 계정을 검색해서 찾아줘. 검색 결과에서 발견된 계정을 모두 알려줘. 인스타그램은 여러 계정이 있을 수 있어.\n\n{"instagram": ["handle1", "handle2"], "youtube": "channel URL or handle", "facebook": "page name or URL", "tiktok": "handle", "naverBlog": "blog ID"}` },
               ],
               temperature: 0.1,
             }),
@@ -365,6 +314,38 @@ Deno.serve(async (req) => {
           if (m) {
             const parsed = JSON.parse(m[0]);
             perplexityResearch = parsed;
+
+            const ig = Array.isArray(parsed.instagram) ? parsed.instagram : parsed.instagram ? [parsed.instagram] : [];
+            const yt = Array.isArray(parsed.youtube) ? parsed.youtube : parsed.youtube ? [parsed.youtube] : [];
+            ig.forEach((h: unknown) => { if (h && typeof h === 'string') apiHandles.instagram!.push(h); });
+            yt.forEach((h: unknown) => { if (h && typeof h === 'string') apiHandles.youtube!.push(h); });
+            if (parsed.facebook && typeof parsed.facebook === 'string') apiHandles.facebook!.push(parsed.facebook);
+            if (parsed.tiktok && typeof parsed.tiktok === 'string') apiHandles.tiktok!.push(parsed.tiktok);
+            if (parsed.naverBlog && typeof parsed.naverBlog === 'string') apiHandles.naverBlog!.push(parsed.naverBlog);
+          }
+        } catch { /* skip */ }
+      })());
+
+      // B4b. 강남언니 검색 (별도 — gangnamunni URL 힌트 필요)
+      stageBTasks.push((async () => {
+        try {
+          const res = await fetch("https://api.perplexity.ai/chat/completions", {
+            method: "POST",
+            headers: { "Content-Type": "application/json", Authorization: `Bearer ${PERPLEXITY_API_KEY}` },
+            body: JSON.stringify({
+              model: "sonar",
+              messages: [
+                { role: "system", content: "You search for clinic listings on medical platforms. Respond ONLY with valid JSON." },
+                { role: "user", content: `${resolvedName} 병원 강남언니 gangnamunni.com 페이지를 찾아줘.\n\n{"gangnamUnni": {"url": "https://gangnamunni.com/hospitals/...", "rating": 9.5, "reviews": 1000}}` },
+              ],
+              temperature: 0.1,
+            }),
+          });
+          const data = await res.json();
+          let text = data.choices?.[0]?.message?.content || "";
+          const m = text.match(/\{[\s\S]*\}/);
+          if (m) {
+            const parsed = JSON.parse(m[0]);
             if (parsed.gangnamUnni?.url) gangnamUnniHintUrl = String(parsed.gangnamUnni.url);
           }
         } catch { /* skip */ }