Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hoc chieu » hoc thieu, ho chieu, hoc hien
manh dung » manh hung, manh tung, anh dung
cho dang » cao dang, cho hang, cho lang
cho dong » cho cong, co dong, pho dong
tan toan » tan tran, tap toan, van toan
van tan » van tuan, van ban, van tai

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 - manh dung ((cho dang) OR (cho dong)) cong ((tan toan) or (van tan)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu sach - manh dung ((cho dang) OR (cho dong)) cong ((tan toan) OR (van tan)) ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu sach - manh dung ((cho dang) OR (cho dong)) cong ((tan toan) or (van tan)) ban".
• Adding a wildcard symbol may retrieve word variants: hoc chieu sach - manh dung ((cho dang) OR (cho dong)) cong ((tan toan) or (van tan)) ban*.