Perhaps you should try some spelling variations:
thanh thanh » nhanh thanh, thanh toan, thanh phan
chieu sang » chieu sach, chieu xanh, hieu lang
doi chieu » doc hieu, doi chi, ho chieu
thanh cap » thanh lap, hanh cap, than cap
thanh va » thanh van, hanh va, thanh ha
cong ban » cong bang, cong san, cong dan
cong tan » cong tac, cong san, cong thanh
va lang » va nang, hoa lang

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sang - thanh thanh va lang ((cong ban) or (cong tan)) thanh cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sang - thanh thanh va lang ((cong ban) OR (cong tan)) thanh cap.
• Adding a wildcard symbol may retrieve word variants: doi chieu sang - thanh thanh va lang ((cong ban) or (cong tan)) thanh cap*.