. I happened to find that picture you were looking when I was cleaning the garage yesterday.

Look for st: tìm kiếm
Look after sb/st: quan tâm, chăm sóc
Clean st off: quét dọn, lau chùi, cọ rửa

Clean up: thắng cuộc, có được nhiều tiền
Dịch nghĩa: Tôi tự nhiên thấy bức ảnh mà bạn đang tìm khi tôi dọn ga ra ngày hôm qua

I happened to find that picture you were looking ______ when I was cleaning ______ the garage yesterday.

I happened to find that picture you were looking when I was cleaning the garage yesterday.