Perhaps you should try some spelling variations:
tranh chua » trinh chuan, tranh chap, trinh chu
doi chieu » doc hieu, doi chi, mot chieu
tranh cua » doanh cua, manh cua
bang cong » dang cong, bang song, hang cong
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)) xanh - canh ((tranh chua) OR (tranh cua)) bang cong san than cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chieu) or (ho chieu)) xanh - canh ((tranh chua) OR (tranh cua)) bang cong san than cau~".
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) or (ho chieu)) xanh - canh ((tranh chua) OR (tranh cua)) bang cong san than cau*.