Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
doi chieu » doc hieu, doi chi, ho chieu
hanh dang » hanh dong, hanh dung, hanh mang
anh dang » anh dong, anh dung, anh bang
cua nang » chua nang, cua dang, cua nong
cua hang » cua dang, cua nhung, cua cong
cong tan » cong tac, cong san, cong thanh
tran ban » tranh ban, tran van, toan ban

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 dang) or (anh dang)) ((cua nang) or (cua hang)) cong tan tran ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - ((hanh dang) OR (anh dang)) ((cua nang) OR (cua hang)) cong tan tran ban.
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - ((hanh dang) or (anh dang)) ((cua nang) or (cua hang)) cong tan tran ban*.