public java.util.ArrayList < TYPE_1 > METHOD_1 ( ) { <BUG> if ( ( words . size ( ) ) == 0 ) {</BUG> words = VAR_1 . METHOD_1 ( this . VAR_2 , this . VAR_3 ) ; <BUG> }</BUG> return words ; }
public java.util.ArrayList < TYPE_1 > METHOD_1 ( ) { words = VAR_1 . METHOD_1 ( this . VAR_2 , this . VAR_3 ) ; return words ; } 
