Perhaps you should try some spelling variations:
chinh doanh » kinh doanh
thieu sang » chieu sang, thieu khang, thieu quang
doanh luan » doanh nhan
hoc thieu » toc thieu, hoc hien
tong cong » trong cong, cong cong, dung cong
van tan » van tuan, van ban, van tai
tan ban » toan ban, tang 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: hoc thieu sang - chinh doanh luan ((tong cong) or (thong thong)) van tan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sang - chinh doanh luan ((tong cong) OR (thong thong)) van tan ban.
• Adding a wildcard symbol may retrieve word variants: hoc thieu sang - chinh doanh luan ((tong cong) or (thong thong)) van tan ban*.