Perhaps you should try some spelling variations:
theo chinh » thien chinh, te chinh, thi chinh
che chinh » te chinh
hanh dung » thanh dung, anh dung, hanh dong
cua nhung » va nhung
dung cua » dung luan, dung cho
cong tac » cong ty
toan cau » 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 chinh) OR (che chinh)) sach - hanh dung cua nhung ((cong san) or (cong tac)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chinh) OR (che chinh)) sach - hanh dung cua nhung ((cong san) OR (cong tac)) toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chinh) OR (che chinh)) sach - hanh dung cua nhung ((cong san) or (cong tac)) toan cau".
• Adding a wildcard symbol may retrieve word variants: ((theo chinh) OR (che chinh)) sach - hanh dung cua nhung ((cong san) or (cong tac)) toan cau*.