Perhaps you should try some spelling variations:
truong cao » truong dai
nhung cong » dung cong, thong cong, hang cong
hieu lang » chieu sang, hieu quang, nhieu tang
nho hieu » nha hieu, nho sieu, nhu hieu
trung ha » trung hoc, trung tam, trung cap
cong bai » cuong bai, cong hai, cung bai
toan cao » toan tap
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: nho hieu lang - thanh ((trung ha) or (truong cao)) nhung cong bai ((toan cao) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: nho hieu lang - thanh ((trung ha) OR (truong cao)) nhung cong bai ((toan cao) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: nho hieu lang - thanh ((trung ha) or (truong cao)) nhung cong bai ((toan cao) or (toan ban))*.