diff --git a/atlasbot/engine/answerer.py b/atlasbot/engine/answerer.py
index f431112..10e9d62 100644
--- a/atlasbot/engine/answerer.py
+++ b/atlasbot/engine/answerer.py
@@ -714,18 +714,18 @@ def _select_chunks(
             text = item.get("text", "").lower()
             if any(kw in text for kw in lowered):
                 keyword_hits.append(item)
-    for item in ranked:
-        if len(selected) >= plan.chunk_top:
-            break
-        if item is head:
-            continue
-        selected.append(item)
     for item in keyword_hits:
         if len(selected) >= plan.chunk_top:
             break
         if item in selected:
             continue
         selected.append(item)
+    for item in ranked:
+        if len(selected) >= plan.chunk_top:
+            break
+        if item is head:
+            continue
+        selected.append(item)
     return selected
 
 
@@ -843,7 +843,10 @@ def _needs_evidence_fix(reply: str, classify: dict[str, Any]) -> bool:
         "can't",
         "need to",
         "would need",
+        "does not provide",
         "not provided",
+        "not in context",
+        "not referenced",
         "missing",
         "no specific",
     )