Perhaps you should try some spelling variations:
thanh trung » thanh tung
nhiet nang » nhiet dong, viet nang, nhieu tang
nhung cong » dung cong, thong cong, hang cong
hieu lang » chieu sang, hieu quang, nhieu tang
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((((hieu lang) or (lieu va))) or (nhiet nang)) - thanh trung cua nhung cong san toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((hieu lang) OR (lieu va))) OR (nhiet nang)) - thanh trung cua nhung cong san toan tap.
• Adding a wildcard symbol may retrieve word variants: hoc ((((hieu lang) or (lieu va))) or (nhiet nang)) - thanh trung cua nhung cong san toan tap*.