Perhaps you should try some spelling variations:
canh doanh » hanh doanh, chinh doanh, doanh doanh
hieu quan » hieu qua, lieu quan, thien quan
doanh cua » doanh luan
cua trong » cua truong, cua trung, qua trong
thanh lap » thanh san, phan lap, thanh hai
hoc hieu » hoc thieu, hoc hien, doc hieu
cong tac » cong ty

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 quan - canh doanh cua trong ((cong dong) or (cong tac)) thanh lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu quan - canh doanh cua trong ((cong dong) OR (cong tac)) thanh lap*.