Google Books Ngram Viewer

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

1800 - 1964 1965 - 1966 1967 - 1980 1981 - 2002 2003 - 2008 biracial committee English
1800 - 1991 1992 - 2002 2003 2004 - 2007 2008 biracial children English
1800 - 1955 1956 - 1969 1970 - 1972 1973 - 2001 2002 - 2008 biracial society English
1800 - 1967 1968 - 2003 2004 2005 - 2006 2007 - 2008 biracial and English
1800 - 1995 1996 - 2003 2004 2005 - 2008 2009 - 2008 biracial identity English
1800 - 1979 1980 - 1996 1997 1998 - 2003 2004 - 2008 biracial coalition English
1800 - 1946 1947 - 1966 1967 - 1968 1969 - 1993 1994 - 2008 biracial system English
1800 - 1961 1962 - 1978 1979 1980 - 2002 2003 - 2008 biracial community English
1800 - 1995 1996 - 2002 2003 2004 2005 - 2006 biracial individuals English
1800 - 1971 1972 - 2004 2005 - 2006 2007 - 2008 2009 - 2008 biracial or English

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