Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
luan trong » luat trong, luan tuong, luong trong
quan trong » gian trong
hieu manh » chieu xanh, hieu nganh, dieu hanh
hoc hieu » hoc thieu, hoc hien, doc hieu
cong van » cong vang, cong san, song van
van gian » van giang, dan gian, van giao
gian cac » gian dan, gian cua

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

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