Google Books Ngram Viewer

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

1880 - 1896 1897 - 1990 1991 - 1996 1997 - 2002 2003 - 2008 une auteur French
1880 - 1989 1990 - 2003 2004 2005 - 2007 2008 une auteure French

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