Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
thanh chau » thanh cha, thanh cham, thanh chu
hieu manh » hieu nganh, dieu hanh, hien hanh
trung cap » truong cao, trung tam
bang cong » dang cong, bang song, hang cong
nhanh cau » nhanh cay, nhanh ha, hang cau
cap bang » cao bang, can bang, lap bang
cong van » cong vang, cong san, song van

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((hieu manh) or (chieu xanh)) - thanh trung cap bang cong van ((thanh chau) or (nhanh cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hieu manh) OR (chieu xanh)) - thanh trung cap bang cong van ((thanh chau) OR (nhanh cau)).
• Adding a wildcard symbol may retrieve word variants: hoc ((hieu manh) or (chieu xanh)) - thanh trung cap bang cong van ((thanh chau) or (nhanh cau))*.