Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
canh manh » lanh manh, canh tranh, cach mang
dung cong » dung trong
san chang » dan chan, van khang, san chay
ban hang » ngan hang
manh va » hanh va, anh va, minh va
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 xanh - canh manh va dung cong ((san chang) or (ban hang)) tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - canh manh va dung cong ((san chang) OR (ban hang)) tu.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - canh manh va dung cong ((san chang) or (ban hang)) tu*.