Perhaps you should try some spelling variations:
nhieu tang » chieu sang, nhiet nang
hieu lang » chieu sang, hieu quang, hieu van
cua thang » cua hang, xua thang, cua thuong
cua thanh » gia thanh, va thanh, ha thanh
xuong san » xuong song, cong san, dong san
san thanh » ban thanh, van thanh, son thanh
thanh cau » thanh chau, thanh mau, nhanh cau

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu lang) OR (nhieu tang)) - canh tranh ((cua thang) OR (cua thanh)) xuong san thanh cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((hieu lang) OR (nhieu tang)) - canh tranh ((cua thang) or (cua thanh)) xuong san thanh cau~".
• Adding a wildcard symbol may retrieve word variants: ho ((hieu lang) OR (nhieu tang)) - canh tranh ((cua thang) or (cua thanh)) xuong san thanh cau*.