Perhaps you should try some spelling variations:
thanh trung » thanh tung
cong thanh » dong thanh, cong trinh, truong thanh
cuong danh » cuon danh, huong dan, cuong linh
hoc chinh » hoan chinh, hoc sinh, hoc kinh
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
cong tan » cong tac, cong san, cong ty
toan cau » toan cao, toan ban, toan tap

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 trung cua nhung ((((cong thanh) or (cong tan))) or (cuong danh)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chinh sach - thanh trung cua nhung ((((cong thanh) OR (cong tan))) OR (cuong danh)) toan cau.
• Adding a wildcard symbol may retrieve word variants: hoc chinh sach - thanh trung cua nhung ((((cong thanh) or (cong tan))) or (cuong danh)) toan cau*.