Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
toc chieu » toc thieu, doc hieu, hoc thieu
bac thang » bac thanh, bao thang, ban hang
doan phan » doanh phan, toan phan, doanh nhan
cong bac » cong tac, dong bac, cong cac
dan phan » dan chan, van phan, dam phan

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc chieu sach - thanh cong bac thang long ((dan phan) or (doan phan)) lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc chieu sach - thanh cong bac thang long ((dan phan) OR (doan phan)) lap*.