Perhaps you should try some spelling variations:
thanh truong » thanh trung, thanh thuong, thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
truong cao » truong dai
hien hanh » dieu hanh
hieu lang » chieu sang, hieu quang, nhieu tang
bang cong » dang cong, bang song, hang cong
cao bang » cao dang, cao tang, cao nang
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
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: hoc ((((hien hanh) or (chieu xanh))) or (hieu lang)) - thanh truong cao bang cong dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((hien hanh) OR (chieu xanh))) OR (hieu lang)) - thanh truong cao bang cong dan toan cau.
• Adding a wildcard symbol may retrieve word variants: hoc ((((hien hanh) or (chieu xanh))) or (hieu lang)) - thanh truong cao bang cong dan toan cau*.