Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
trung tuan » trung thanh, trung tam, tran tuan
nhung cong » dung cong, thong cong, hang cong
ho chieu » theo chieu, hoc thieu, doi chieu
cong san » cong tac
san toan » van toan, dan toan, manh toan
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 ((trung tuan) or (tran quang)) nhung cong san toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - thanh ((trung tuan) OR (tran quang)) nhung cong san toan ban.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - thanh ((trung tuan) or (tran quang)) nhung cong san toan ban*.