didn't notice
전에는 눈치채지 못했어요.
I didn't notice it before.
— 스즈메의 문단속 (2022)
난 그것을 눈치채지 못했어요.
I didn’t notice it.
난 운전하고 있었고 전혀 눈치채지 못했어요.
I was driving and didn’t notice at all.