Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
trong dang » truong dang, trong dong, trong dung
van doanh » toan doanh, van dong, van thanh
doanh cua » doanh luan
trong dan » trong tan, trong ban, trong dam
trong san » trong cac, cong san, dong san
ho chieu » theo chieu, hoc thieu, doi chieu
cua dung » cua dang, cua dong, qua dung
chan cau » phan cau, can cau, chinh cau

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sach - van doanh cua dung ((((trong dan) OR (trong dang))) or (trong san)) chan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - van doanh cua dung ((((trong dan) OR (trong dang))) OR (trong san)) chan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - van doanh cua dung ((((trong dan) OR (trong dang))) or (trong san)) chan cau".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - van doanh cua dung ((((trong dan) OR (trong dang))) or (trong san)) chan cau*.