Perhaps you should try some spelling variations:
theo chieu » theo tieu, theo chu, thi chieu
thanh dung » thanh duong, thanh tung, thanh hung
cong cong » cong dong, trong cong, dung cong
ho chieu » hoc thieu, doi chieu, mot chieu
anh dung » anh dong, anh huong, sach dung
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than tap » toan tap, han tap, phan tap

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

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