Google Books Ngram Viewer

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

1800 - 1941 1942 - 1975 1976 - 1978 1979 - 1999 2000 being is a social animal English
1800 - 1872 1873 - 1960 1961 - 1968 1969 - 1977 1978 - 2000 man is a social animal English
1800 - 1934 1935 - 1995 1996 1997 - 1999 2000 human is a social animal English

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