sounds like it might not be possible unless we were to include the language in the url, at least in 2010: http://googlewebmastercentral.blogspot.com/2010/03/working-with-multilingual-websites.html

wonder if google now supports the lang field? http://stackoverflow.com/questions/17893188/how-to-localise-html5-meta-tag-information

apparently not: https://support.google.com/webmasters/answer/182192