Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
tranh cua » doanh cua, manh cua
ho chieu » theo chieu, hoc thieu, doi chieu
cua dong » chua dong, cua cong, cua dang
cong tan » cong thanh, cong ty, cong ha
cong tac » cong ty
tran tap » toan tap, tran tan, tran tuan

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: ho chieu sach - canh tranh cua dong ((cong san) OR (((cong tan) OR (cong tac)))) tran tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - canh tranh cua dong ((cong san) or (((cong tan) OR (cong tac)))) tran tap~".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - canh tranh cua dong ((cong san) or (((cong tan) OR (cong tac)))) tran tap*.