Perhaps you should try some spelling variations:
thanh trung » thanh tung
nhieu tang » chieu sang, nhiet nang
dung thong » dung thuong, dung trong, dong thong
hieu lang » chieu sang, hieu quang, hieu van
trung tan » trung tuan, trung tran, trung tang
quan doan » quan hoang, chuan doan, chan doan
tan dung » tran dung, tin dung, van dung
doan cau » toan cau, doan dau, doan cap

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) or (nhieu tang)) - thanh trung tan dung thong quan doan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu lang) OR (nhieu tang)) - thanh trung tan dung thong quan doan cau*.