Google Books Ngram Viewer

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

1540 - 1717 1718 - 1971 1972 - 1984 1985 - 1996 1997 - 2008 partir French
1540 - 1794 1795 - 1914 1915 - 1936 1937 - 1984 1985 - 2008 rester French

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