Google Books Ngram Viewer

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

1750 - 1921 1922 - 1984 1985 - 1990 1991 - 1995 1996 - 2000 fantasy English
1750 - 1964 1965 - 1982 1983 - 1985 1986 - 1996 1997 - 2000 science fiction English

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