Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
nhung cong » dung cong, thong cong, hang cong
cua nhung » va nhung
hang ban » hang luan, hang va, hang tai
hanh san » thanh san, khach san, thanh son
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: theo chieu sach - ((hang ban) OR (hanh san)) cua nhung cong san ((toan ban) OR (van ban))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu sach - ((hang ban) or (hanh san)) cua nhung cong san ((toan ban) OR (van ban))~".
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - ((hang ban) or (hanh san)) cua nhung cong san ((toan ban) OR (van ban))*.