Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
canh thanh » canh tranh, danh thanh, anh thanh
chang cong » hang cong, chong cong, thanh cong
hoc thieu » toc thieu, hoc hien
san chang » ban hang, dan chan, van khang
dan toan » van toan, dan than, manh toan
ban than » ban thanh, van thanh, ban hang

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 thanh san chang cong ((dan toan) or (ban than)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - canh thanh san chang cong ((dan toan) OR (ban than)) cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - canh thanh san chang cong ((dan toan) or (ban than)) cau*.