Perhaps you should try some spelling variations:
canh doanh » hanh doanh, chinh doanh, doanh doanh
hieu manh » chieu xanh, hieu nganh, dieu hanh
doanh qua » doanh quan, doanh cua, danh qua
dung cong » dung trong
hang cong » dang cong, hang nong, bang cong
hoc hieu » hoc thieu, hoc hien, doc hieu
phan lap » phan dau
phan cac » nhan cach, phan dau, phan van

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 - canh doanh qua ((dung cong) or (hang cong)) dan ((phan lap) or (phan cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu manh - canh doanh qua ((dung cong) OR (hang cong)) dan ((phan lap) OR (phan cac)).
• Adding a wildcard symbol may retrieve word variants: hoc hieu manh - canh doanh qua ((dung cong) or (hang cong)) dan ((phan lap) or (phan cac))*.