Google Books Ngram Viewer

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

1800 - 1956 1957 - 1992 1993 - 1994 1995 - 1996 1997 - 2000 negative critique English
1800 - 1961 1962 - 1981 1982 - 1983 1984 - 1997 1998 - 2000 positive critique English
1800 - 1875 1876 - 1887 1888 - 1898 1899 - 1988 1989 - 2000 negative criticism English
1800 - 1888 1889 - 1975 1976 - 1982 1983 - 1991 1992 - 2000 positive criticism English

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