Update app.py

app.py

@@ -53,7 +53,9 @@ def retrain(query, doc_id):
 
 
 def search(query):
-    scores = model.predict({"Name": query.lower()})
+    query = query.lower()
+    query = ' '.join([query[i:i+4] for i in range(len(query)-3)])
+    scores = model.predict({"Name": query})
     K = min(2*max_posts, len(scores) - 1)
     sorted_post_ids = scores.argsort()[-K:][::-1]
     print(sorted_post_ids)