Perhaps you should try some spelling variations:
chinh doanh » kinh doanh
nhung cong » dung cong, thong cong, hang cong
cong quang » luong quang, thong quang, duong quang
hoc chiet » hoc nhiet, hoc hien, hoc viet
hoc thiet » hoc thieu, hoc thuyet, hoc hien
doanh cua » doanh luan
cua nhung » va nhung
quang van » quang ban, quan van, quang uan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc chiet) or (hoc thiet)) tach - chinh doanh cua nhung cong quang van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chiet) OR (hoc thiet)) tach - chinh doanh cua nhung cong quang van ban.
• Adding a wildcard symbol may retrieve word variants: ((hoc chiet) or (hoc thiet)) tach - chinh doanh cua nhung cong quang van ban*.