Perhaps you should try some spelling variations:
tuyen duong » tuyen dung
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
chieu sang » chieu sach, chieu xanh, hieu lang
tuan duong » tuong duong, van duong
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
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 chieu sang - thanh trung ((tuan duong) or (tuyen duong)) ((cong dan) OR (cong tan)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sang - thanh trung ((tuan duong) OR (tuyen duong)) ((cong dan) OR (cong tan)) toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu sang - thanh trung ((tuan duong) or (tuyen duong)) ((cong dan) OR (cong tan)) toan cao".
• Adding a wildcard symbol may retrieve word variants: theo chieu sang - thanh trung ((tuan duong) or (tuyen duong)) ((cong dan) OR (cong tan)) toan cao*.