Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
canh doanh » hanh doanh, chinh doanh, doanh doanh
tai nhung » thai nhung, thi nhung, tai hung
tuong dan » tung dan, xuong dan, truong dai
ho chieu » theo chieu, hoc thieu, doi chieu
toan cau » toan cao, toan ban, toan tai
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: ho chieu sach - canh doanh tai nhung ((tuong dan) OR (huong dan)) ((toan cau) OR (toan tap))~.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - canh doanh tai nhung ((tuong dan) or (huong dan)) ((toan cau) or (toan tap))*.