Google Books Ngram Viewer

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

1900 - 1905 1906 - 1914 1915 - 1947 1948 - 1995 1996 - 2008 yule English
1900 - 1918 1919 - 1934 1935 - 1941 1942 - 2001 2002 - 2008 christmas English
1900 - 1932 1933 - 1995 1996 - 1999 2000 - 2004 2005 - 2008 xmas English
1900 - 1920 1921 - 1982 1983 1984 - 1996 1997 - 2008 noel English

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