не обращал

didn't pay

→ не
phrase Uncommon #26,079
didn't pay Usually followed by внимания to mean “didn't pay attention.”
RU: Он не обращал внимания на шум.
EN: He didn't pay attention to the noise.

А я не обращал на него внимания.

But I didn't pay any attention to him.

— Жан Де Флоретт (1986)

Никто не обращал на это внимания.

Nobody paid any attention to it.

На вашем месте я бы не обращал на это внимания.

If I were you, I wouldn’t pay any attention to it.

Ни один из мальчиков не обращал на Мэри внимания.

None of the boys paid any attention to Mary.

Том не обращал на меня внимания.

Tom didn't pay attention to me.

Просто раньше не обращал внимание.

I just hadn't noticed before.

— Бешеные псы (1992)

Я просто не обращал внимания.

I just wasn't paying attention.