Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh trung » thanh trung, hanh trang, manh trung
trung cua » truong cua, trung tuan, trung cap
cua trong » cua truong, cua trung, qua trong
cong tang » cong thang, cong lang, cong vang
ho chieu » theo chieu, hoc thieu, doi chieu
cong tan » cong tac, cong san, cong thanh
toan ban » van ban

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 - hanh trung cua trong ((cong tan) or (cong tang)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - hanh trung cua trong ((cong tan) OR (cong tang)) toan ban*.