Perhaps you should try some spelling variations:
thieu sang » chieu sang, thieu khang, thieu quang
canh doanh » hanh doanh, chinh doanh, doanh doanh
hoc thieu » toc thieu, hoc hien
vat dung » van dung, viet dung, mat duong
song van » hoang van, trong van, duong van
cong san » cong tac
phan dau » phan tu, hang dau
va dung » van dung, va duong, va ung

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu sang - canh doanh ((va dung) or (vat dung)) ((song van) or (cong san)) phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sang - canh doanh ((va dung) OR (vat dung)) ((song van) OR (cong san)) phan dau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu sang - canh doanh ((va dung) or (vat dung)) ((song van) or (cong san)) phan dau*.