diff --git a/src/JobsMedical.Web/Services/Scraping/IngestionService.cs b/src/JobsMedical.Web/Services/Scraping/IngestionService.cs
index 60246b4..ee149c3 100644
--- a/src/JobsMedical.Web/Services/Scraping/IngestionService.cs
+++ b/src/JobsMedical.Web/Services/Scraping/IngestionService.cs
@@ -288,7 +288,7 @@ public class IngestionService
             var core = NormalizeFa(Regex.Replace(desc ?? "",
                 @"[0-9۰-۹]+|روز پیش|ساعت پیش|هفته پیش|دقیقه پیش|دیروز|پریروز", " ")).Trim();
             if (core.Length < 15) return null;                              // too little to call it a dup safely
-            return $"t:{roleId}:{cityId}:{(core.Length > 100 ? core[..100] : core)}";
+            return $"t:{roleId}:{cityId}:{(core.Length > 400 ? core[..400] : core)}";
         }
 
         var toRemove = rows
@@ -497,7 +497,9 @@ public class IngestionService
             var core = NormalizeFa(Regex.Replace(desc ?? "",
                 @"[0-9۰-۹]+|روز پیش|ساعت پیش|هفته پیش|دقیقه پیش|دیروز|پریروز", " ")).Trim();
             if (core.Length < 15) return null;                      // too little to call it a dup safely
-            return $"j:{facId}:{(core.Length > 120 ? core[..120] : core)}";
+            // Compare a LONG slice (not 120) — most jobs share the «نامشخص» facility, so a short
+            // prefix could collapse two different placeholder ads that merely open the same way.
+            return $"j:{facId}:{(core.Length > 400 ? core[..400] : core)}";
         }
 
         // Keep one per group — prefer a non-«پزشک عمومی» role (the fan-out's GP copy is the usual