Now a days most of the journals accepts TeX files from authors. Journals submits pdf files of the article or abstract of the article on the web site. User wants to search for typical word, concept in the repository. Is it possible to faster the search because of availability of the TeX files? Since TeX files are structured documents. We can extract most of the important words from the document and make it available to user in forms of groups of related words. This will make user to search faster and get the required document in minimum time.