Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
cdoanh van » doan van, doanh va, doanh ban
cong thanh » dong thanh, cong trinh, truong thanh
doanh van » doan van, doanh va, doanh ban
ho chieu » theo chieu, hoc thieu, doi chieu
cua dung » cua dang, cua dong, qua dung
cong tan » cong tac, cong san, cong ty
toan ban » van ban

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 xanh - ((cdoanh van) or (doanh van)) cua dung ((cong tan) or (cong thanh)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - ((cdoanh van) OR (doanh van)) cua dung ((cong tan) OR (cong thanh)) toan ban.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - ((cdoanh van) or (doanh van)) cua dung ((cong tan) or (cong thanh)) toan ban*.