Perhaps you should try some spelling variations:
thanh tuong » thanh thuong, thanh tung, thanh huong
chieu xanh » chieu sach, chieu sang, chieu tinh
doi chieu » doc hieu, doi chi, ho chieu
tuong cua » truong cua, huong cua, thong cua
cua khong » hua khong, cua phuong, cua thuong
cong tan » cong tac, cong thanh, cong ty
cong san » cong tac
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 tuong cua khong ((cong tan) or (cong san)) than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - thanh tuong cua khong ((cong tan) OR (cong san)) than cau.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - thanh tuong cua khong ((cong tan) or (cong san)) than cau*.