Perhaps you should try some spelling variations:
theo dieu » theo tieu, theo chieu, thuoc dieu
hanh tram » hanh tam, hanh trang, thanh tran
van hung » manh hung, van duong, van dong
van dung » van dong, xay dung, tin dung
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
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 dieu hanh - hanh tram ((van hung) or (van dung)) ((cong dan) OR (cong tan)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo dieu hanh - hanh tram ((van hung) OR (van dung)) ((cong dan) OR (cong tan)) toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo dieu hanh - hanh tram ((van hung) or (van dung)) ((cong dan) OR (cong tan)) toan cau".
• Adding a wildcard symbol may retrieve word variants: theo dieu hanh - hanh tram ((van hung) or (van dung)) ((cong dan) OR (cong tan)) toan cau*.