Perhaps you should try some spelling variations:
thuoc dieu » thuc dieu, hoc dieu, thuat dieu
theo dieu » theo tieu, theo chieu, he dieu
hanh dang » hanh dong, anh dang, hanh dung
dang van » hoang van, hang va
van hang » van khang, van hoang, van thang
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: ((theo dieu) or (thuoc dieu)) hanh - hanh dang van hang ((cong dan) OR (cong tan)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo dieu) OR (thuoc dieu)) hanh - hanh dang van hang ((cong dan) OR (cong tan)) toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo dieu) or (thuoc dieu)) hanh - hanh dang van hang ((cong dan) OR (cong tan)) toan ban".
• Adding a wildcard symbol may retrieve word variants: ((theo dieu) or (thuoc dieu)) hanh - hanh dang van hang ((cong dan) OR (cong tan)) toan ban*.