я не пойму

I don't understand

→ я
phrase Rare #38,745
I don't understand Often expresses confusion or bewilderment. Literally, it uses the future form of the perfective verb понять, but in this expression it commonly refers to the speaker's current inability to understand something.
RU: Я не пойму, почему ты так решил.
EN: I don't understand why you decided that.

Я не пойму, какое отношение это имеет к тебе?

I don’t understand what this has to do with you.

— Открой глаза (1997)

Что ты за мужик, я не пойму?

What kind of man are you, I don’t understand?

— Маленькая Вера (1988)

Я не пойму здесь ни слова.

I don't understand a word of this.

— 2+1 (2016)

Что-то я не пойму.

I don't quite understand.

— Шрэк (2001)

Я не пойму.

I don't understand.

— Дитя погоды (2019)