Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh tung » thanh tung, manh tung, hanh dung
ho chieu » theo chieu, hoc thieu, doi chieu
anh tang » anh bang, anh dang, anh nang
cua dung » cua dang, qua dung, cua rung
cua dong » chua dong, cua cong, cua dang
cong san » cong tac
san ban » sang ban, van ban, can ban
ban cau » bang cau, ban can, van 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 - ((hanh tung) or (anh tang)) ((cua dung) OR (cua dong)) cong san ban cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - ((hanh tung) OR (anh tang)) ((cua dung) OR (cua dong)) cong san ban cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - ((hanh tung) or (anh tang)) ((cua dung) OR (cua dong)) cong san ban cau".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - ((hanh tung) or (anh tang)) ((cua dung) OR (cua dong)) cong san ban cau*.