Google launched Ngram Viewer, an experiment to let lay users and researchers search and study the waxing and waning of phrase instances over 5.2 million books published between 1500 and 2008 that Google has indexed in its cloud computing system. There's a whole community of Ngram collection going on over at Ngrams.Tumblr.com.
via ngrams.googlelabs.com(Click above link to check your favourite word popularity)
