???????? ?????? ?????????? ?????????? ???????? '(??, ?? ??) ??????'?? ???????? ???? ???????- ???? ??: ??, ??, ??(??, ???????? ??), ??????, ??, ??????? ?? ???? ?? ?????? ???? As you can see, incorporating grammatical concepts to ?? is simply acceptable if there would be no change to the grammatical basic principle if it have been hooked up to ????