HOW TO USE FULLTEXT SEARCH in MYSQL - MATCH ... AGINST SYNTAX
First You have to apply FULL-TEXT index to the Columns of your table

Once you have a FULLTEXT index, you can search it using MATCH and AGAINST statements
Here is the search Query based on a sample table "tbl_Products":
FULLTEXT SEARCH BASED ON NATURAL LANGUAGE SEARCH MODE
SELECT Product_Title, Product_Details FROM tbl_Products
WHERE MATCH (Product_Title,Product_Details) AGAINST ('Kaspersky Antivirus');
the result of this query will be based on Relevance. For the above search query, The column list inside the MATCH function must exactly match that of the FULLTEXT index definition
FULLTEXT SEARCH BASED ON PARTIAL MATCH MODE
to obtain partial matches You can use boolean mode search like the one given belowSELECT Product_Title, Product_Details FROM tbl_Products
WHERE MATCH (Product_Title,Product_Details) AGAINST ('Kaspersky Antivirus' IN BOOLEAN MODE);
FULLTEXT SEARCH BASED ON EXPANDED RESULTS MODE
to Get more similar search results you can try "WITH QUERY EXPANSION"In most cases you would use this operation if the users query returned just a few results, you try it again WITH QUERY EXPANSION and it will add words that are commonly found with the words in the query.
SELECT Product_Title, Product_Details FROM tbl_Products
WHERE MATCH (Product_Title,Product_Details) AGAINST ('Kaspersky Antivirus' WITH QUERY EXPANSION);
MYSQL FULL-TEXT SEARCH QUICK REFERENCE GUIDE