я думаю всё станет ясно, как только

я думаю всё станет ясно, как только мы получим от него письмо

Результаты (английский) 1:

I think everything will become clear once we get a letter from him

Результаты (английский) 2:

I think everything will be clear as soon as we receive a letter from him

Результаты (английский) 3:

i think everything will become clear as soon as we have received a letter from him