Tools for working with word frequencies from various corpora. Author: Robyn Speer ## License `wordfreq` is freely redistributable under the MIT license. See `MIT-LICENSE.txt`. It contains data extracted from Google Books Ngrams (http://books.google.com/ngrams). The terms of use of this data are: Ngram Viewer graphs and data may be freely used for any purpose, although acknowledgement of Google Books Ngram Viewer as the source, and inclusion of a link to http://books.google.com/ngrams, would be appreciated. It also contains data from the University of Leeds Centre for Translation Studies (see http://corpus.leeds.ac.uk/list.html), which is freely redistributable under a Creative Commons Attribution license.