Perhaps you should try some spelling variations:
tran thanh » ban thanh, van thanh, quan thanh
thanh tung » thanh cong
khong cong » thong cong, khong cang, chong cong
thanh chau » thanh cha, thanh cham, thanh chu
cua khong » hua khong, cua phuong, cua thuong
hoc tran » hoc tan, hoc tren, boc tran
tung cua » trung cua, tuong cua, dung cua
cong dan » cong san, cong tan, huong dan
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc tran thanh - thanh tung cua khong cong dan ((thanh chau) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc tran thanh - thanh tung cua khong cong dan ((thanh chau) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: hoc tran thanh - thanh tung cua khong cong dan ((thanh chau) or (toan tap))*.