Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
nhung cong » dung cong, thong cong, hang cong
canh hang » tranh hang, cang thang, danh thang
toan phan » thanh phan, toan ban, hoa phan
ho chieu » theo chieu, hoc thieu, doi chieu
tan phan » than phan, van phan, tai phan

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 - canh hang va nhung cong ((tan phan) or (toan phan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - canh hang va nhung cong ((tan phan) OR (toan phan)) cau*.