Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh trung » thanh trung, hanh trang, manh trung
trung phan » trung thanh, trung ha, dung phan
phan xuong » phan cong
doi chieu » doc hieu, doi chi, ho chieu
con dan » cong dan, con ban, con day
can ban » van ban, toan ban
co dan » co ban, ca dan, cao dang

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sach - hanh trung phan xuong ((con dan) or (co dan)) can ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - hanh trung phan xuong ((con dan) OR (co dan)) can ban.
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - hanh trung phan xuong ((con dan) or (co dan)) can ban*.