Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
cuong bang » cong bang, muong bang, tuong bang
doi chieu » doc hieu, doi chi, ho chieu
thong cua » thong quan, huong cua
cong lang » cong vang, cong luong, cong quang
thong tu » phong tuc, thong tin, thong ke
than cau » toan cau, phan cau, 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 xanh - thanh ((thong cua) OR (thong tu)) nhung ((cong lang) or (cuong bang)) than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - thanh ((thong cua) OR (thong tu)) nhung ((cong lang) OR (cuong bang)) than cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu xanh - thanh ((thong cua) OR (thong tu)) nhung ((cong lang) or (cuong bang)) than cau".
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - thanh ((thong cua) OR (thong tu)) nhung ((cong lang) or (cuong bang)) than cau*.