Perhaps you should try some spelling variations:
doanh doanh » toan doanh, doanh hoan, doanh thanh
nhung cong » dung cong, thong cong, hang cong
doanh cua » doanh luan
cua nhung » va nhung
cong san » cong tac
toan ban » van ban
theo te » theo tu, theo tieu, theo yeu
te sach » toc sach

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: theo te sach - doanh doanh cua nhung cong san ((toan tap) OR (toan ban))~.
• Adding a wildcard symbol may retrieve word variants: theo te sach - doanh doanh cua nhung cong san ((toan tap) or (toan ban))*.