Perhaps you should try some spelling variations:
truong thanh » truong trung, truong thpt, truong chung
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
tran xuan » tran quang, tran van
cap dang » cao dang, cac dang, cap dung
cap bang » cao bang, can bang, lap bang
toan tap » toan 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 chieu xanh - thanh trung ((cap dang) OR (cap bang)) truong thanh ((toan tap) or (tran xuan))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - thanh trung ((cap dang) OR (cap bang)) truong thanh ((toan tap) OR (tran xuan)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu xanh - thanh trung ((cap dang) OR (cap bang)) truong thanh ((toan tap) or (tran xuan))".
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - thanh trung ((cap dang) OR (cap bang)) truong thanh ((toan tap) or (tran xuan))*.