Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
dinh quang » tinh quang, minh quang, dinh duong
quang dung » quang trung, ung dung, cuong dung
doi chieu » doc hieu, doi chi, ho chieu
hanh dinh » thanh dinh, hinh dinh, hanh tinh
thanh cac » hanh cac, thanh bac, tranh cac
cong tan » cong san, cong thanh, cong ty
cong tac » cong ty
thanh ca » thanh cha, thanh ha, thanh va

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 tinh - hanh dinh quang dung ((cong tan) or (cong tac)) ((thanh cac) or (thanh ca))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu tinh - hanh dinh quang dung ((cong tan) OR (cong tac)) ((thanh cac) OR (thanh ca)).
• Adding a wildcard symbol may retrieve word variants: doi chieu tinh - hanh dinh quang dung ((cong tan) or (cong tac)) ((thanh cac) or (thanh ca))*.