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