Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
cua phuong » cuu phuong, cuc phuong, luan phuong
hanh tang » hanh trang, anh tang, hanh mang
cua chung » cua nhung, luan chung, luat chung
ho chieu » theo chieu, hoc thieu, doi chieu
cong san » cong tac
san san » san sang, san van, han san
san ban » sang ban, van ban, can 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 - hanh tang ((cua chung) OR (cua phuong)) cong san san ban~.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh tang ((cua chung) or (cua phuong)) cong san san ban*.