Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
cong thanh » dong thanh, cong trinh, truong thanh
hanh tang » hanh trang, anh tang, hanh mang
cua phung » cua phuong, cua nhung, cua chung
ho chieu » theo chieu, hoc thieu, doi chieu
tang cua » mang cua, hang cua, tang luan
cong tan » cong tac, cong san, cong ty
san ban » sang ban, van ban, can ban

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - hanh tang cua phung ((cong tan) OR (cong thanh)) san ban~".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh tang cua phung ((cong tan) OR (cong thanh)) san ban*.