Perhaps you should try some spelling variations:
thieu manh » hieu manh, tien manh, trieu minh
thanh dung » thanh duong, thanh tung, hanh dung
thanh hung » thanh huong, thanh tung, thanh trung
dung cong » dung trong
pho dung » phoi dung, pho dong, khoa dung
cong sat » cong suat, cong san, cong hat
sat phan » sat nhan, vat phan, xuat phan
phan lap » phan dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu manh - ((thanh dung) or (thanh hung)) pho dung cong sat phan lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu manh - ((thanh dung) OR (thanh hung)) pho dung cong sat phan lap*.