Since 2010, Google Analytics will not reveals the organic keywords traffic that came to your website. It claim it’s for privacy purpose. But we all knew the excuse was bull shit. The real purpose is to encourage its Adwords sales.
Of course the alternative ways to know which organic keywords came to your site is by using Google Webmaster Tools (GWT). GWT is a free service which can evaluate your website’s performance in search results and help with your marketing efforts.
With GWT you can convey information from the largest search engine to you by offering insights in order to see how your website perform and help you to fix the uncover issue.
Besides Google Webmaster Tools, you can also subscribe to Bing’s & Yahoo’s webmaster tools as well to get insight on the traffics from these search engine.