만 했어

only did

→ 만
phrase Rare #26,409
only did 만 means “only,” and 했어 is the informal past form of 하다 (“to do”).
KO: 나는 숙제만 했어.
EN: I only did homework.

우린 대본 상의만 했어

We only discussed the script.

— 미스터 헐리웃 (2000)