Perhaps you should try some spelling variations:
dang cong » dung cong
ho chieu » theo chieu, hoc thieu, doi chieu
thi hieu » thi chieu, thi hien, thi dieu
hanh han » hanh nhan, hanh phan, anh han
hanh san » thanh san, khach san, thanh son
cua dang » cua cong, cua ban
cong san » cong tac
san van » tan van, luan van, tran van

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (thi hieu)) xanh - ((hanh han) or (hanh san)) cua dang cong san van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (thi hieu)) xanh - ((hanh han) OR (hanh san)) cua dang cong san van ban.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (thi hieu)) xanh - ((hanh han) or (hanh san)) cua dang cong san van ban*.