Perhaps you should try some spelling variations:
chiet tach » chieu sach
thien hach » thien thanh, hien hanh
hanh doanh » hang doanh, chinh doanh, doanh doanh
doanh cua » doanh luan
cua dang » cua cong, cua ban
cong dan » cong san, cong tan, cong dong
toan cau » toan cao, toan ban, toan tap

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 ((chiet tach) OR (thien hach)) - hanh doanh cua dang ((cong dan) OR (huong dan)) toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((chiet tach) or (thien hach)) - hanh doanh cua dang ((cong dan) OR (huong dan)) toan cau~".
• Adding a wildcard symbol may retrieve word variants: hoc ((chiet tach) or (thien hach)) - hanh doanh cua dang ((cong dan) OR (huong dan)) toan cau*.