Perhaps you should try some spelling variations:
chieu sach » chiet tach, chieu sang, chieu xanh
canh manh » lanh manh, cach mang, van manh
bang cong » dang cong, bang song, hang cong
cua bang » chua bang, cua ban, cua dang
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than ban » thanh ban, toan ban, than man

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 (chinh sach)) - ((canh manh) OR (canh tranh)) cua bang cong dan than ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (chinh sach)) - ((canh manh) OR (canh tranh)) cua bang cong dan than ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sach) or (chinh sach)) - ((canh manh) OR (canh tranh)) cua bang cong dan than ban".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) or (chinh sach)) - ((canh manh) OR (canh tranh)) cua bang cong dan than ban*.