Perhaps you should try some spelling variations:
nghe thong » he thong
doanh nghe » doanh nghi, doanh nghiep, doanh ngiep
thong cong » trong cong, tong cong, thong thong
hoc chieu » hoc thieu, ho chieu, hoc dieu
cong tac » cong ty
toan cao » toan ban
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc chieu) or (hoc hien)) tinh - kinh doanh nghe thong cong tac ((toan cao) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chieu) OR (hoc hien)) tinh - kinh doanh nghe thong cong tac ((toan cao) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: ((hoc chieu) or (hoc hien)) tinh - kinh doanh nghe thong cong tac ((toan cao) or (toan tap))*.