Google Books Ngram Viewer

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

1960 - 1964 1965 - 1984 1985 - 1988 1989 - 1999 2000 - 2005 daily mail English
1960 - 1967 1968 - 1995 1996 - 1998 1999 - 2001 2002 - 2005 the guardian English

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