Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, hieu lang
nhung cong » dung cong, thong cong, hang cong
doi chieu » doc hieu, doi chi, ho chieu
trung cap » truong cao, trung tam
cap nhung » cam nhung, vap nhung, dap nhung
cong tan » cong tac, cong san, cong thanh
than cau » toan cau, phan cau, thanh chau
than cap » khan cap, thanh lap, thanh cac
khan ap » khan cap, han ap, khan dam

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 trung cap nhung cong tan ((than cau) or (((than cap) or (khan ap))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sang - thanh trung cap nhung cong tan ((than cau) OR (((than cap) OR (khan ap)))).
• Adding a wildcard symbol may retrieve word variants: doi chieu sang - thanh trung cap nhung cong tan ((than cau) or (((than cap) or (khan ap))))*.