Perhaps you should try some spelling variations:
cong ngang » cong nhan, cong quang, cong lang
canh doanh » hanh doanh, chinh doanh, doanh doanh
doi chieu » doi chi, ho chieu, mot chieu
doanh cua » doanh luan
doc hieu » toc thieu, hoc thieu, hoc hien
cua bang » chua bang, cua ban, cua dang
cong san » cong tac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chieu) OR (doc hieu)) xanh - canh doanh cua bang ((cong san) or (cong ngang)) phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (doc hieu)) xanh - canh doanh cua bang ((cong san) OR (cong ngang)) phan tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chieu) OR (doc hieu)) xanh - canh doanh cua bang ((cong san) or (cong ngang)) phan tu".
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) OR (doc hieu)) xanh - canh doanh cua bang ((cong san) or (cong ngang)) phan tu*.