Perhaps you should try some spelling variations:
thanh tung » thanh cong
tieu xanh » tieu danh, chieu xanh, dieu hanh
cua thong » cua thuong, cua khong, cua tong
tung cua » trung cua, tuong cua, dung cua
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
than cau » toan cau, phan cau, than cap
phan dau » phan tu, hang dau

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu xanh - thanh tung cua thong ((cong dan) or (cong san)) ((than cau) or (phan dau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - thanh tung cua thong ((cong dan) OR (cong san)) ((than cau) OR (phan dau)).
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - thanh tung cua thong ((cong dan) or (cong san)) ((than cau) or (phan dau))*.