Google Books Ngram Viewer

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

1800 - 1841 1842 - 1938 1939 - 1952 1953 - 1991 1992 - 2008 christmas English
1800 - 1853 1854 - 1950 1951 - 1964 1965 - 1996 1997 - 2008 holidays English
1800 - 1945 1946 - 1989 1990 - 1993 1994 - 1999 2000 - 2008 hannukah English

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