Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
thanh tran » thanh trang, thanh toan, thanh tra
doi chieu » doc hieu, doi chi, ho chieu
tran van » luan van
van hung » van dung, manh hung, van duong
cong dan » cong san, cong tan, cong dong
than cao » toan cao, thai cao, 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 sang - thanh tran van hung ((cong dan) OR (huong dan)) than cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sang - thanh tran van hung ((cong dan) OR (huong dan)) than cao".
• Adding a wildcard symbol may retrieve word variants: doi chieu sang - thanh tran van hung ((cong dan) OR (huong dan)) than cao*.