Perhaps you should try some spelling variations:
hanh trang » thanh trung, canh tranh, hanh trinh
trang cua » tranh cua, tang cua, trung cua
cua dung » cua dang, cua dong, qua dung
cong dan » cong tan, huong dan, cong dong
cong tac » cong ty
toan tap » toan ban
ho chuc » hoi chuc, hoc chuc, ho chua

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

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