Google Books Ngram Viewer

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

1940 - 1958 1959 - 1999 2000 - 2002 2003 - 2005 2006 - 2008 manager Spanish
1940 - 1958 1959 - 2001 2002 - 2004 2005 - 2006 2007 - 2008 manager French
1940 - 1979 1980 - 2003 2004 - 2005 2006 - 2007 2008 manager Italian

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