SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 5)
   ExpressionList (children 3)
    Identifier SearchEngineID (alias k1)
    Identifier SearchPhrase (alias k2)
    Function count (alias c) (children 1)
     ExpressionList
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier test.hits
   ExpressionList (children 2)
    Identifier k1
    Identifier k2
   ExpressionList (children 3)
    OrderByElement (children 1)
     Identifier c
    OrderByElement (children 1)
     Identifier k1
    OrderByElement (children 1)
     Identifier k2
   Literal UInt64_10