Perhaps you should try some spelling variations:
thanh tung » thanh cong
tuan thong » toan thong, tran thong, tuan phong
thong cong » trong cong, tong cong, thong thong
bien tinh » bi tinh, yen tinh, diep tinh
tung tuan » trung tuan, hung tuan, quang tuan
cong dan » cong san, cong tan, huong dan
than cap » thanh lap, thanh cac, than cua
khan cap » khan ap, khoan cam, phan cac
co bien » co dien, so bien, bo bien

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

• Performing a fuzzy search may retrieve terms with similar spellings: co bien tinh - thanh tung tuan thong cong dan ((than cap) or (khan cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: co bien tinh - thanh tung tuan thong cong dan ((than cap) OR (khan cap)).
• Adding a wildcard symbol may retrieve word variants: co bien tinh - thanh tung tuan thong cong dan ((than cap) or (khan cap))*.