Perhaps you should try some spelling variations:
thien chanh » thien thanh, thien chinh, hien hanh
thien bang » khien bang, thien ban, thien dang
hanh tang » hanh trang, anh tang, hanh mang
tang cua » mang cua, hang cua, tang luan
cua dang » cua cong, cua ban
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thien chanh) or (thien bang)) - hanh tang cua dang ((cong dan) OR (cong tan)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thien chanh) OR (thien bang)) - hanh tang cua dang ((cong dan) OR (cong tan)) toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thien chanh) or (thien bang)) - hanh tang cua dang ((cong dan) OR (cong tan)) toan ban".
• Adding a wildcard symbol may retrieve word variants: hoc ((thien chanh) or (thien bang)) - hanh tang cua dang ((cong dan) OR (cong tan)) toan ban*.