Perhaps you should try some spelling variations:
chinh doanh » kinh doanh
thieu quang » hieu quang, thien quan, trien quang
canh doanh » hanh doanh, doanh doanh, kinh doanh
hoc thieu » toc thieu, hoc hien
dung cong » dung trong
cong van » cong vang, cong san, song van
van phan » van phong, van thanh, luan phan
phan dau » phan tu, hang dau
va dung » van dung, va duong, vat dung

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 quang - ((canh doanh) or (chinh doanh)) va dung cong van phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu quang - ((canh doanh) OR (chinh doanh)) va dung cong van phan dau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu quang - ((canh doanh) or (chinh doanh)) va dung cong van phan dau*.