SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function arraySort (children 1)
     ExpressionList (children 1)
      Function multiMatchAllIndices (children 1)
       ExpressionList (children 2)
        Function arrayJoin (children 1)
         ExpressionList (children 1)
          Literal Array_[\'aaaa\', \'aaaaaa\', \'bbbb\', \'aaaaaaaaaaaaaa\']
        Literal Array_[\'.*aa.*aaa.*\', \'aaaaaa{2}\', \'(aa){3}\']