Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, thi chieu
manh tung » manh hung, thanh tung
theo chu » cho chu, chao chu, theo yeu
tung cua » trung cua, tuong cua, dung cua
cua dang » cua cong, cua ban
cong dan » cong san, cong tan, huong dan
toan cao » toan ban, toan 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 (theo chu)) sach - manh tung cua dang ((cong dan) or (cong ty)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (theo chu)) sach - manh tung cua dang ((cong dan) OR (cong ty)) toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) OR (theo chu)) sach - manh tung cua dang ((cong dan) or (cong ty)) toan cao".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) OR (theo chu)) sach - manh tung cua dang ((cong dan) or (cong ty)) toan cao*.