extended abstract 1. introduction repetition is a lingual phenomenon which in various languages and in different frames, has been studied. the whole or part of the base is repeated in this process. hence, in farsi language, repetition is classified by two parts, total and partial. when the base is repeated perfectly, it is called total reduplication and if some part of the base will be repeated...

Web search engines are one of the most popular tools on the Internet which are widely-used by expert and novice users. Constructing an adequate query which represents the best specification of users’ information need to the search engine is an important concern of web users. Query expansion is a way to reduce this concern and increase user satisfaction. In this paper, a new method of query expa...