Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thanh tung » thanh cong
doi chieu » doc hieu, doi chi, ho chieu
tung tuan » trung tuan, hung tuan, quang tuan
tuan hung » tran hung, luan hung, tuan dung
cong ban » cong bang, cong san, cong dan
cong tan » cong tac, cong san, cong thanh
than cau » toan cau, phan cau, than cap

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 xanh - thanh tung tuan hung ((cong ban) or (cong tan)) than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - thanh tung tuan hung ((cong ban) OR (cong tan)) than cau.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - thanh tung tuan hung ((cong ban) or (cong tan)) than cau*.