CREATE TABLE table_name_82 (wins INTEGER, played VARCHAR(255), goal_difference VARCHAR(255), club VARCHAR(255))
What is the highest number of wins with a goal difference less than 4 at the Villarreal CF and more than 38 played?
    
SQL: SELECT MAX(wins) FROM table_name_82 WHERE goal_difference < 4 AND club = "villarreal cf" AND played > 38