Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, nhieu tang
hieu lang » hieu quang, nhieu tang, hieu van
doan phan » doanh phan, toan phan, doanh nhan
trung co » trung bo, trong co, truong cao
dan phan » dan chan, van phan, dam phan
co cong » cao cong, cho cong, bo cong

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

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