Perhaps you should try some spelling variations:
thanh toan » thanh hoa, thanh san, tinh toan
tieu xanh » tieu danh, chieu xanh, dieu hanh
thanh son » thanh san, thanh cong, thanh hoa
dung cong » dung trong
dan toan » van toan, dan than, manh toan
van than » van thanh, van thang, van tuan
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: theo tieu xanh - ((thanh son) OR (thanh toan)) va dung cong ((dan toan) or (van than)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - ((thanh son) OR (thanh toan)) va dung cong ((dan toan) OR (van than)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - ((thanh son) OR (thanh toan)) va dung cong ((dan toan) or (van than)) cau".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - ((thanh son) OR (thanh toan)) va dung cong ((dan toan) or (van than)) cau*.