Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
theo chieu » ho chieu, theo chu, thi chieu
hanh nhan » thanh nhan, danh nhan, anh nhan
cua nhung » va nhung
van thanh » van tuan
ban thanh » ban hanh, ban hang
nhan cua » nhat cua, nhan luc, nhan su

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) OR (theo tieu)) xanh - hanh nhan cua nhung cong ((van thanh) OR (ban thanh)) cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) or (theo tieu)) xanh - hanh nhan cua nhung cong ((van thanh) OR (ban thanh)) cau~".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (theo tieu)) xanh - hanh nhan cua nhung cong ((van thanh) OR (ban thanh)) cau*.