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-- Google SEO News and Discussion
---- Hreflang Country Codes Help
lucy24 - 11:45 am on Feb 7, 2013 (gmt 0)Thread source:: http://www.webmasterworld.com/google/4543294.htm
cn isn't a language, it's a country.
Well, it might be some language so obscure I couldn't find it, but it isn't an alternative to zh.
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