Perhaps you should try some spelling variations:
theo chinh » thien chinh, te chinh, che chinh
luong cong » dung cong, trong cong, cong cong
hanh tang » hanh trang, hanh mang, hanh tung
qua luong » qua duong, luan luong, quoc luong
anh tang » anh bang, anh dang, anh nang
cong tac » cong ty
toan cau » toan cao, toan tap, toan tai
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chinh sach - ((hanh tang) or (anh tang)) qua luong cong tac ((toan cau) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chinh sach - ((hanh tang) OR (anh tang)) qua luong cong tac ((toan cau) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: theo chinh sach - ((hanh tang) or (anh tang)) qua luong cong tac ((toan cau) or (toan ban))*.