diff --git a/examples/storm_examples/run_storm_wiki_deepseek.py b/examples/storm_examples/run_storm_wiki_deepseek.py
index e831797f..11b045ed 100644
--- a/examples/storm_examples/run_storm_wiki_deepseek.py
+++ b/examples/storm_examples/run_storm_wiki_deepseek.py
@@ -49,13 +49,13 @@ def sanitize_topic(topic):
     topic = topic.replace(" ", "_")
 
     # Remove any character that isn't alphanumeric, underscore, or hyphen
-    topic = re.sub(r"[^a-zA-Z0-9_-]", "", topic)
+    topic = re.sub(r'[^a-zA-Z0-9_\-\s]', '', topic)
 
     # Ensure the topic isn't empty after sanitization
     if not topic:
         topic = "unnamed_topic"
 
-    return topic
+    return topic[:100] if topic else "unnamed_topic" 
 
 
 def main(args):
@@ -152,8 +152,8 @@ def main(args):
     try:
         runner.run(
             topic=sanitized_topic,
-            do_research=args.do_research,
-            do_generate_outline=args.do_generate_outline,
+            do_research=args.do_research and bool(sanitized_topic.strip()),
+            do_generate_outline=args.do_generate_outline and bool(sanitized_topic.strip()),
             do_generate_article=args.do_generate_article,
             do_polish_article=args.do_polish_article,
             remove_duplicate=args.remove_duplicate,
diff --git a/knowledge_storm/rm.py b/knowledge_storm/rm.py
index 563116fe..27ddd1a7 100644
--- a/knowledge_storm/rm.py
+++ b/knowledge_storm/rm.py
@@ -932,6 +932,10 @@ def forward(
             if isinstance(query_or_queries, str)
             else query_or_queries
         )
+        valid_queries = [q for q in queries if q and len(q.strip()) >= 3]
+        if not valid_queries:
+            logging.warning(f"All queries are empty: {queries}")
+            return []
         self.usage += len(queries)
 
         collected_results = []
diff --git a/knowledge_storm/storm_wiki/modules/knowledge_curation.py b/knowledge_storm/storm_wiki/modules/knowledge_curation.py
index d6b89295..e885cb02 100644
--- a/knowledge_storm/storm_wiki/modules/knowledge_curation.py
+++ b/knowledge_storm/storm_wiki/modules/knowledge_curation.py
@@ -209,6 +209,13 @@ def forward(self, topic: str, question: str, ground_truth_url: str):
                 q.replace("-", "").strip().strip('"').strip('"').strip()
                 for q in queries.split("\n")
             ]
+            queries = [q for q in queries if q and len(q.strip()) > 3]  # 长度>3字符
+            if not queries:
+                return dspy.Prediction(
+                    queries=[],
+                    searched_results=[],
+                    answer="No valid queries generated for this question"
+                )
             queries = queries[: self.max_search_queries]
             # Search
             searched_results: List[Information] = self.retriever.retrieve(