Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
hoang manh » hoang minh, hoang anh, hoang xanh
cong thanh » dong thanh, cong trinh, truong thanh
manh cua » doanh cua, ban cua
cua hang » cua dang, cua nhung, cua cong
cong tan » cong tac, cong san, cong ty
khan cap » khan ap, khoan cam, phan cac
than cap » thanh lap, thanh cac, than cua

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 - hoang manh cua hang ((cong tan) OR (cong thanh)) ((khan cap) OR (than cap))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu sach - hoang manh cua hang ((cong tan) or (cong thanh)) ((khan cap) OR (than cap))~".
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - hoang manh cua hang ((cong tan) or (cong thanh)) ((khan cap) OR (than cap))*.