Google Books Ngram Viewer

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

1800 - 1875 1876 - 1984 1985 - 1990 1991 - 1995 1996 - 2000 frankenstein English
1800 - 1856 1857 - 1980 1981 - 1990 1991 - 1995 1996 - 2000 vampire English
1800 - 1959 1960 - 1984 1985 1986 - 1995 1996 - 2000 robot English
1800 - 1960 1961 - 1993 1994 - 1996 1997 - 1999 2000 zombie English
1800 - 1843 1844 - 1918 1919 - 1931 1932 - 1988 1989 - 2000 alien English
1800 - 1831 1832 - 1952 1953 - 1968 1969 - 1983 1984 - 2000 witch English

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