Perhaps you should try some spelling variations:
thieu manh » hieu manh, tien manh, trieu minh
hanh doanh » hang doanh, chinh doanh, doanh doanh
luan tuong » luan luong, luat thuong, xuan truong
quan trong » gian trong
gian chau » gian cham, gian cua, gian cac
cong van » cong vang, cong san, song van
van gian » van giang, dan gian, van giao

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu manh - hanh doanh ((luan tuong) or (quan trong)) cong van gian chau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu manh - hanh doanh ((luan tuong) OR (quan trong)) cong van gian chau.
• Adding a wildcard symbol may retrieve word variants: toc thieu manh - hanh doanh ((luan tuong) or (quan trong)) cong van gian chau*.