Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thanh tran » thanh trang, thanh toan, thanh tra
doi chieu » doc hieu, doi chi, ho chieu
van nhung » van nhuong, va nhung, van hung
tran van » luan van
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
cao cap » cao chat
ca cap » cac cap, ca cac, ca cao

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 tran van nhung ((cong dan) or (cong tan)) ((ca cap) OR (cao cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - thanh tran van nhung ((cong dan) OR (cong tan)) ((ca cap) OR (cao cap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu xanh - thanh tran van nhung ((cong dan) or (cong tan)) ((ca cap) OR (cao cap))".
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - thanh tran van nhung ((cong dan) or (cong tan)) ((ca cap) OR (cao cap))*.