Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
truong cao » truong dai
gian nhung » gian vung, gioi nhung
doi chieu » doc hieu, doi chi, ho chieu
trung cua » truong cua, trung tuan, trung cap
dung cong » dung trong
cong gian » chong gian, con gian, cong giao
nhung cau » chung cu, nhung bai, nhu cau

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sach - thanh ((trung cua) or (truong cao)) dung cong gian nhung cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - thanh ((trung cua) OR (truong cao)) dung cong gian nhung cau.
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - thanh ((trung cua) or (truong cao)) dung cong gian nhung cau*.