Perhaps you should try some spelling variations:
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
hien hanh » dieu hanh
chinh cua » chinh ca, chinh sua, hinh cua
dung cong » dung trong
cua dung » cua dang, cua dong, qua dung
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: hoc ((hien hanh) or (((chieu xanh) or (chieu sach)))) - hanh chinh cua dung cong san van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien hanh) OR (((chieu xanh) OR (chieu sach)))) - hanh chinh cua dung cong san van ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((hien hanh) or (((chieu xanh) or (chieu sach)))) - hanh chinh cua dung cong san van ban*.