Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
doi chieu » doc hieu, doi chi, ho chieu
trung cac » truong cac, trung cap, trong cac
cac cong » cua cong
cong dan » cong san, cong dong, cong tac
cong tan » cong tac, cong san, cong thanh
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 cac cong ((((cong dan) or (huong dan))) or (cong tan)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - thanh trung cac cong ((((cong dan) OR (huong dan))) OR (cong tan)) toan cau.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - thanh trung cac cong ((((cong dan) or (huong dan))) or (cong tan)) toan cau*.