Perhaps you should try some spelling variations:
canh doanh » hanh doanh, chinh doanh, doanh doanh
hoc chieu » ho chieu, hoc hien, hoc dieu
hoc thieu » toc thieu, hoc hien
doanh cua » doanh luan
tong cong » trong cong, cong cong, dung cong
cua tong » cua cong, cua dong, cua nong
san van » tan van, tran van, dang van
luan » quan, lan

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chieu) OR (hoc thieu)) sang - canh doanh cua tong cong ((san van) OR (luan van)) ban~.
• Adding a wildcard symbol may retrieve word variants: ((hoc chieu) or (hoc thieu)) sang - canh doanh cua tong cong ((san van) or (luan van)) ban*.