Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
doanh luan » doanh nhan
hoc thieu » toc thieu
luan dung » lan dung, luan dong, luan hung
dung cong » dung trong
cong san » cong tac
san chan » san chang, dan chan, san chay
chan ta » chan tha, nhan tai, nhan tao

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc hien) or (hoc thieu)) xanh - hanh doanh luan dung cong san chan ta~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc hien) OR (hoc thieu)) xanh - hanh doanh luan dung cong san chan ta.
• Adding a wildcard symbol may retrieve word variants: ((hoc hien) or (hoc thieu)) xanh - hanh doanh luan dung cong san chan ta*.