Now-a-days, most of the search engines store the data in XML documents. The stored data is retrieved by using query languages. The present work focuses on the retrieving of required results with the help of fuzzy logic. So, it is easy to identify the required data under uncertainty also. In this user just give keyword and searches the data by using relevancy value between the keywords in the XML data matching with the query keywords approximately. Then ranking algorithm is used to find top most results.