Perhaps you should try some spelling variations:
quang hung » quang dung, quang phuong, quang trung
doi chieu » doc hieu, doi chi, mot chieu
cua nhung » va nhung
ho chieu » theo chieu, hoc thieu, mot chieu
cong san » cong tac
san than » sang than, san thanh, ban than
than cau » toan cau, phan cau, than cap

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) OR (ho chieu)) sach - thanh cong ((quang hung) OR (cua nhung)) cong san than cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chieu) OR (ho chieu)) sach - thanh cong ((quang hung) or (cua nhung)) cong san than cau~".
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) OR (ho chieu)) sach - thanh cong ((quang hung) or (cua nhung)) cong san than cau*.