Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
canh doanh » chinh doanh, doanh doanh, canh tranh
hanh doanh » hang doanh, chinh doanh, doanh doanh
doi chieu » doc hieu, doi chi, ho chieu
luan dang » luan nang, luan danh, luan dong
dang cong » dung cong
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
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: doi chieu sach - ((((canh doanh) OR (kinh doanh))) OR (hanh doanh)) luan dang cong dan toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sach - ((((canh doanh) OR (kinh doanh))) or (hanh doanh)) luan dang cong dan toan cau~".
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - ((((canh doanh) OR (kinh doanh))) or (hanh doanh)) luan dang cong dan toan cau*.