Perhaps you should try some spelling variations:
theo chinh » thien chinh, te chinh, che chinh
nhung cong » dung cong, thong cong, hang cong
cua nhung » va nhung
anh tang » anh bang, anh dang, anh sang
anh nang » ganh nang, anh bang, anh dang
cong san » cong tac
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 - ((anh tang) or (anh nang)) cua nhung cong san ((toan tap) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chinh sach - ((anh tang) OR (anh nang)) cua nhung cong san ((toan tap) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: theo chinh sach - ((anh tang) or (anh nang)) cua nhung cong san ((toan tap) or (toan ban))*.