Perhaps you should try some spelling variations:
thanh tong » thanh cong, thanh tung, thanh long
hoc chinh » hoan chinh, hoc sinh, hoc kinh
quan dung » quang dung, quan duong, quan dong
qua dung » quang dung, su dung, qua song
cong dan » cong san, cong tan, huong dan
cong tac » cong ty
chan cap » khan cap, than cap, cao cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chinh sach - thanh tong ((quan dung) or (qua dung)) ((cong dan) or (cong tac)) chan cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chinh sach - thanh tong ((quan dung) OR (qua dung)) ((cong dan) OR (cong tac)) chan cap.
• Adding a wildcard symbol may retrieve word variants: hoc chinh sach - thanh tong ((quan dung) or (qua dung)) ((cong dan) or (cong tac)) chan cap*.