Perhaps you should try some spelling variations:
thanh trung » thanh tung
trung thanh » truong thanh
chieu xanh » chieu sach, chieu sang, chieu tinh
thanh dong » thanh duong, thanh cong, hanh dong
doi chieu » doc hieu, doi chi, ho chieu
cong dan » cong san, huong dan, cong dong
cong tan » cong san, cong thanh, cong ty
cong tac » cong ty
toan cau » toan cao, toan ban, toan tap

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 trung thanh dong ((((cong dan) OR (cong tan))) or (cong tac)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - thanh trung thanh dong ((((cong dan) OR (cong tan))) OR (cong tac)) toan cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu xanh - thanh trung thanh dong ((((cong dan) OR (cong tan))) or (cong tac)) toan cau*".