Perhaps you should try some spelling variations:
canh doanh » hanh doanh, chinh doanh, doanh doanh
luan chong » luan cong, luan phong, luan phuong
luan chung » luan chinh
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
toan cao » toan ban, toan tap
ho hieu » ho chieu, hoi hieu, nho hieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho hieu qua - canh doanh ((luan chong) or (luan chung)) cong manh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho hieu qua - canh doanh ((luan chong) OR (luan chung)) cong manh toan cao.
• Adding a wildcard symbol may retrieve word variants: ho hieu qua - canh doanh ((luan chong) or (luan chung)) cong manh toan cao*.