Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
sach nang » cach mang, sach dung, sach danh
chua dong » cua dong, ha dong, huy dong
dong cong » duong cong, dung cong, dang cong
ho chieu » theo chieu, hoc thieu, mot chieu
van nang » van quang, van ban, van dong
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 - ((van nang) or (sach nang)) chua dong cong dan than ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - ((van nang) OR (sach nang)) chua dong cong dan than ban*.