Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh trung » thanh trung, hanh trang, manh trung
cong bang » cuong bang, dong bang, hong bang
ho chieu » theo chieu, hoc thieu, doi chieu
trung va » truong va, trang va, trung ha
cong ban » cong san, cong tan, cong dan
hanh cac » hang cac, hanh cat, nhanh cay

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 trung va nhung ((cong ban) or (cong bang)) hanh cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - hanh trung va nhung ((cong ban) OR (cong bang)) hanh cac.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh trung va nhung ((cong ban) or (cong bang)) hanh cac*.