Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hoc chieu » hoc thieu, ho chieu, hoc hien
cua nhung » va nhung
hanh ban » thanh ban, hang ban, hanh san
cong dan » cong san, cong tan, cong dong
ban cua » ban quan
han tap » han tai, toan tap, nhan tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu sach - hanh ban cua nhung ((cong dan) or (huong dan)) han tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu sach - hanh ban cua nhung ((cong dan) OR (huong dan)) han tap.
• Adding a wildcard symbol may retrieve word variants: hoc chieu sach - hanh ban cua nhung ((cong dan) or (huong dan)) han tap*.