Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
trung cua » truong cua, trung tuan, trung cap
bang cong » dang cong, bang song, hang cong
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
ho chieu » theo chieu, hoc thieu, doi chieu
tung cua » tuong cua, dung cua, tang cua
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 - thanh ((tung cua) or (trung cua)) bang cong manh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - thanh ((tung cua) OR (trung cua)) bang cong manh toan ban.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - thanh ((tung cua) or (trung cua)) bang cong manh toan ban*.