Perhaps you should try some spelling variations:
thieu manh » hieu manh, tien manh, trieu minh
hanh doanh » hang doanh, chinh doanh, doanh doanh
nhung cong » dung cong, thong cong, nhung don
hoc thieu » toc thieu, hoc hien
hang cong » dang cong, hang nong, bang cong
gian cau » gian chau, gian cac, gian cam

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 manh - hanh doanh nhan ((nhung cong) or (hang cong)) dan gian cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu manh - hanh doanh nhan ((nhung cong) OR (hang cong)) dan gian cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu manh - hanh doanh nhan ((nhung cong) or (hang cong)) dan gian cau*.