Perhaps you should try some spelling variations:
khong cong » thong cong, khong cang, chong cong
cua khong » hua khong, cua phuong, cua thuong
theo diep » theo tieu
anh tang » anh bang, anh dang, anh sang
anh nang » ganh nang, anh bang, anh dang
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 diep tinh - ((anh tang) or (anh nang)) cua khong cong tac ((toan cau) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo diep tinh - ((anh tang) OR (anh nang)) cua khong cong tac ((toan cau) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: theo diep tinh - ((anh tang) or (anh nang)) cua khong cong tac ((toan cau) or (toan ban))*.