Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hang doanh » hanh doanh, nhung doanh, van doanh
doi chieu » doc hieu, doi chi, ho chieu
doanh cua » doanh luan
dong cong » duong cong, dung cong, dang cong
trang tai » trang trai, tang tai, trang tri
cua dong » chua dong, cua cong, cua dang
cong tan » cong tac, cong san, cong thanh
tran tap » tran tan, tran tuan, tran thi
toan tap » toan ban

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: doi chieu sach - hang doanh cua dong cong tan ((((tran tap) OR (trang tai))) OR (toan tap))~.
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - hang doanh cua dong cong tan ((((tran tap) or (trang tai))) or (toan tap))*.