Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh cung » thanh cuong, thanh cong, thanh hung
thanh tung » thanh cong
doi chieu » doc hieu, doi chi, ho chieu
vap nhung » va nhung, ve nhung, voi nhung
cong san » cong tac
phan cau » phan dau, phan cac, phan tu

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 cung) or (thanh tung)) vap nhung ((cong dong) or (cong san)) phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - ((thanh cung) OR (thanh tung)) vap nhung ((cong dong) OR (cong san)) phan cau.
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - ((thanh cung) or (thanh tung)) vap nhung ((cong dong) or (cong san)) phan cau*.