Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh hung » thanh huong, thanh tung, thanh trung
cong thanh » dong thanh, cong trinh, truong thanh
doi chieu » doc hieu, doi chi, ho chieu
cho nhung » cho chuong, cua nhung, thi nhung
hung cho » chung cho, huong cho, dung cho
cong tan » cong tac, cong ty, cong ha
cong san » cong tac

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

• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - thanh hung cho nhung ((((cong tan) OR (cong thanh))) OR (cong san)) phan tu~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sach - thanh hung cho nhung ((((cong tan) OR (cong thanh))) or (cong san)) phan tu~".
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - thanh hung cho nhung ((((cong tan) OR (cong thanh))) or (cong san)) phan tu*.