Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, hieu manh
chieu tinh » trieu tinh, lieu tinh, chau tinh
trung vap » trung cap, trung va, trung van
vap dung » van dung, ap dung, va dung
cong tan » cong san, cong thanh, cong ty
cong tac » cong ty
han cho » hang cho, han che, san cho

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 xanh) or (chieu tinh)) - thanh trung vap dung ((cong tan) OR (cong tac)) han cho~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu xanh) OR (chieu tinh)) - thanh trung vap dung ((cong tan) OR (cong tac)) han cho.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu xanh) or (chieu tinh)) - thanh trung vap dung ((cong tan) OR (cong tac)) han cho".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu xanh) or (chieu tinh)) - thanh trung vap dung ((cong tan) OR (cong tac)) han cho*.