Perhaps you should try some spelling variations:
thanh tung » thanh cong
cua tong » cua cong, cua dong, cua nong
cong dan » cong san, cong tan, huong dan
than cau » toan cau, than cap, thanh chau
phan cau » phan dau, phan cac, phan tu
va tinh » may tinh
ho va » ho van, nho va, tho va

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ho va tinh - thanh tung ((suat thong) OR (cua tong)) cong dan ((than cau) OR (phan cau))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho va tinh - thanh tung ((suat thong) or (cua tong)) cong dan ((than cau) OR (phan cau))~".
• Adding a wildcard symbol may retrieve word variants: ho va tinh - thanh tung ((suat thong) or (cua tong)) cong dan ((than cau) OR (phan cau))*.