Google Books Ngram Viewer

Graph these comma-separated phrases:
case-insensitive
between and from the corpus with smoothing of .  
Search in Google Books:

1500 - 1634 1635 - 1879 1880 - 1911 1912 - 1975 1976 - 2008 sont French
1500 - 1625 1626 - 1754 1755 - 1772 1773 - 1805 1806 - 2008 font French

Run your own experiment! Raw data is available for download here.
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