Perhaps you should try some spelling variations:
thanh trung » thanh tung
cong thanh » dong thanh, cong trinh, cong tan
hieu lang » chieu sang, hieu quang, nhieu tang
chua dong » cua dong, huy dong, hoa dong
ho hieu » ho chieu, hoi hieu, nho hieu
ha dong » hoat dong, van dong
san cao » san co, san cho, san bao

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 trung ((chua dong) or (ha dong)) cong thanh san cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho hieu lang - thanh trung ((chua dong) OR (ha dong)) cong thanh san cao.
• Adding a wildcard symbol may retrieve word variants: ho hieu lang - thanh trung ((chua dong) or (ha dong)) cong thanh san cao*.