Perhaps you should try some spelling variations:
thanh trung » thanh tung
chuong dang » chuong dong, huong dang, chuong duong
nhieu tang » chieu sang, hieu lang
nhiet nang » nhiet dong, viet nang, thien nang
cua chuong » cua chung, cua phuong, cua huong
trung cua » truong cua, trung tuan, trung cap
dang van » hoang van, hang va
than cau » toan cau, phan cau, than cap
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: he ((nhieu tang) or (nhiet nang)) - thanh trung cua chuong dang van ((than cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: he ((nhieu tang) OR (nhiet nang)) - thanh trung cua chuong dang van ((than cau) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: he ((nhieu tang) or (nhiet nang)) - thanh trung cua chuong dang van ((than cau) or (toan cao))*.