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Improvement of the quality of information retrieval (IR) using the word sense disambiguation (WSD) was subject of controversy among a lot of authors. However, the recent researches pay tribute to the positive role for using the WSD to improve the IR systems. Query expansion is one of the means to improve the IR using the WSD. Many authors reported that the insertion of synonyms into query after exam the best senses improves the IR quality. However, there are two problems still facing IR systemsdoi:10.14257/ijmue.2017.12.1.31 fatcat:equu2j47l5durdrh5d5yqqon54