Perhaps you should try some spelling variations:
thanh tung » thanh cong
hoc chinh » hoan chinh, hoc sinh, hoc kinh
cua nhung » va nhung
cong bang » cuong bang, dong bang, hong bang
tung cua » trung cua, tuong cua, dung cua
cong ban » cong tan, cong dan, dong ban
cong san » cong tac
phan cau » phan dau, phan cac, phan tu

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 tung cua nhung ((((cong ban) OR (cong bang))) or (cong san)) phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chinh sach - thanh tung cua nhung ((((cong ban) OR (cong bang))) OR (cong san)) phan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chinh sach - thanh tung cua nhung ((((cong ban) OR (cong bang))) or (cong san)) phan cau".
• Adding a wildcard symbol may retrieve word variants: hoc chinh sach - thanh tung cua nhung ((((cong ban) OR (cong bang))) or (cong san)) phan cau*.