Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_name_33 ( fa_cup_goals INTEGER, league_goals VARCHAR, other_goals VARCHAR, fl_cup_goals VARCHAR )

### Question ###
What is the average FA Cup Goal value for players that have 0 Other goals, 0 FL Cup goals, and fewer than 39 League goals?

### Accurate SQL ###

SELECT AVG(fa_cup_goals) FROM table_name_33 WHERE other_goals = 0 AND fl_cup_goals = 0 AND league_goals < 39