Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh doanh » hang doanh, chinh doanh, doanh doanh
doanh luan » doanh nhan
luan nhung » luan chung, luan hung, quan nhung
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
van tan » van tuan, van ban, van tai

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

• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh doanh luan nhung cong ((tinh toan) OR (((van tan) OR (von tai)))) cau~.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh doanh luan nhung cong ((tinh toan) or (((van tan) or (von tai)))) cau*.