?? ???? ???????? ?????? ????????? ?? ??????.?????????? ?? ?????????? ?????? ???? ???????? ???????????? ?????? ????[]?? ??????????.???? ????? ???? ???? ???????? ???????????????? ???? ???? ?? ??? ??????????????? ?????????? ???????? ????????? ??? ???????? ????The 2 commonest grammatical principles wherever this happens is when conjugating in the past