@@ -218,6 +218,11 @@ class ResultContainer(object):
218218 result_content_len(duplicated.get('content', '')):
219219 duplicated['content'] = result['content']
220220
221+ # merge all result's parameters not found in duplicate
222+ for key in result.keys():
223+ if not duplicated.get(key):
224+ duplicated[key] = result.get(key)
225+
221226 # add the new position
222227 duplicated['positions'].append(position)
223228