Perhaps you should try some spelling variations:
thanh thuong » thanh huong, thanh chuong, thanh phuong
cong thanh » dong thanh, cong trinh, cong tan
hieu lang » chieu sang, hieu quang, nhieu tang
cong sang » cong san, cong vang, cong bang
cong lang » cong vang, cong luong, cong quang
ho hieu » ho chieu, hoi hieu, nho hieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho hieu lang - thanh cong thanh thuong ((cong sang) or (cong lang)) phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho hieu lang - thanh cong thanh thuong ((cong sang) OR (cong lang)) phan tu.
• Adding a wildcard symbol may retrieve word variants: ho hieu lang - thanh cong thanh thuong ((cong sang) or (cong lang)) phan tu*.