Google Webmaster Academy launched in May 2012 and according to Google, the content there has been viewed over 1 million times. Now they want more people to be able to view the content, so they added 20 more languages.
The thing is, I count forty. They include العربية, Български, Bahasa Indonesia, Català, Česky, Српски, Dansk, Deutsch, English, Español, Español (Latinoamérica), Eesti keel, فارسی, Filipino, Français, Italiano, Latviešu, Lietuvių, Magyar, Melayu, Nederlands, Norsk, Polski, Português (Portugal), Português (Brasil), Hrvatski, Română, Slovenský, Slovenščina, Suomi, Svenska, Русский, ภาษาไทย, Tagalog, Türkçe, Ελληνικά, עברית, >हिन्दी, Tiếng Việt, 中文（简体, 中文（繁體, 日本語, 한국어.
Anyway, Google recently translated their mobile recommendations in 11 languages and Google will continue to add more languages to their help content.
Forum discussion at Google+.