Perhaps you should try some spelling variations:
truong chung » truong trung
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
cua truong » cua trung, xuan truong, cac truong
ban thanh » ban hanh, ban hang
bat than » ban than, bay than, bac thanh

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 - ((thanh trung) or (canh tranh)) cua truong chung ((bat than) OR (ban thanh)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - ((thanh trung) OR (canh tranh)) cua truong chung ((bat than) OR (ban thanh)) cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu xanh - ((thanh trung) or (canh tranh)) cua truong chung ((bat than) OR (ban thanh)) cao".
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - ((thanh trung) or (canh tranh)) cua truong chung ((bat than) OR (ban thanh)) cao*.