Perhaps you should try some spelling variations:
thanh trung » thanh tung
nhiet nang » nhiet dong, viet nang, nhieu tang
cong thanh » dong thanh, cong trinh, cong tan
thanh toan » thanh hoa, thanh san, tinh toan
lieu tinh » trieu tinh, diep tinh, bien tinh
toan cau » toan cao, toan ban, toan tap
ma dung » mai dung, m dung, a dung
va dung » van dung, va duong, vat dung

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 ((lieu tinh) OR (nhiet nang)) - thanh trung ((ma dung) OR (va dung)) cong thanh toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((lieu tinh) or (nhiet nang)) - thanh trung ((ma dung) OR (va dung)) cong thanh toan cau~".
• Adding a wildcard symbol may retrieve word variants: ho ((lieu tinh) or (nhiet nang)) - thanh trung ((ma dung) OR (va dung)) cong thanh toan cau*.