Perhaps you should try some spelling variations:
chinh quan » chinh luan, chinh quyen, chinh ngan
hien sach » kien sach, thien hach, chieu sach
dien sach » dien anh
long cong » luong cong, cong cong, long tong
tong cong » trong cong, cong cong, dung cong
danh toan » manh toan, anh toan, dan toan
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: hoc ((hien sach) or (dien sach)) - hanh chinh quan ((long cong) OR (tong cong)) danh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien sach) OR (dien sach)) - hanh chinh quan ((long cong) OR (tong cong)) danh toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hien sach) or (dien sach)) - hanh chinh quan ((long cong) OR (tong cong)) danh toan ban".
• Adding a wildcard symbol may retrieve word variants: hoc ((hien sach) or (dien sach)) - hanh chinh quan ((long cong) OR (tong cong)) danh toan ban*.