Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thien hach » thien thanh, hien hanh
chinh cua » chinh ca, chinh sua, hinh cua
dung cong » dung trong
danh toan » manh toan, anh toan, dang toan
cua dung » cua dang, cua dong, qua dung
dan toan » van toan, dan than, manh toan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chieu sach) or (thien hach)) - hanh chinh cua dung cong ((danh toan) OR (dan toan)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu sach) OR (thien hach)) - hanh chinh cua dung cong ((danh toan) OR (dan toan)) ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((chieu sach) or (thien hach)) - hanh chinh cua dung cong ((danh toan) OR (dan toan)) ban".
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu sach) or (thien hach)) - hanh chinh cua dung cong ((danh toan) OR (dan toan)) ban*.