Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh tranh » canh tranh, hanh trinh, hanh trang
cua truong » cua trung, xuan truong, cac truong
ho chieu » theo chieu, hoc thieu, doi chieu
do trung » bo truong, le trung
cang van » dang van, tang van, lang van
van toan » van tuan, van tan, van 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 tranh ((cua truong) or (do trung)) cang van toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - hanh tranh ((cua truong) OR (do trung)) cang van toan ban.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh tranh ((cua truong) or (do trung)) cang van toan ban*.