Google Books Ngram Viewer

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

1820 - 1951 1952 - 1993 1994 - 1998 1999 - 2003 2004 - 2008 model legislation English
1820 - 1917 1918 - 1985 1986 - 1990 1991 - 1998 1999 - 2008 model law English
1820 - 1933 1934 - 1954 1955 - 1960 1961 - 1998 1999 - 2008 model act English
1820 - 1934 1935 - 1973 1974 - 1979 1980 - 1996 1997 - 2008 model statute English

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