Perhaps you should try some spelling variations:
doanh doanh » toan doanh, doanh hoan, doanh thanh
chieu sach » chinh sach, chiet tach, chieu sang
hoc chieu » hoc thieu, ho chieu, hoc hien
doanh cua » doanh luan
cua thanh » gia thanh, va thanh, ha thanh
thanh ban » thanh van, thanh bac, thanh bai
cong dan » cong san, cong tan, huong dan

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 sach - doanh doanh cua thanh cong dan ((thanh ban) OR (thanh san))~.
• Adding a wildcard symbol may retrieve word variants: hoc chieu sach - doanh doanh cua thanh cong dan ((thanh ban) or (thanh san))*.