Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
chieu tinh » trieu tinh, lieu tinh, chau tinh
dung cong » dung trong
manh cua » doanh cua
cong dan » cong san, cong tan, huong dan
ban cua » ban quan
dan van » dang van, doan van, dao van

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) or (chieu tinh)) - canh ((manh cua) or (ban cua)) dung cong dan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (chieu tinh)) - canh ((manh cua) OR (ban cua)) dung cong dan van ban.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) or (chieu tinh)) - canh ((manh cua) or (ban cua)) dung cong dan van ban*.