Google Books Ngram Viewer

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

1920 - 1972 1973 - 1981 1982 - 1983 1984 - 1998 1999 - 2000 john lennon English
1920 - 1972 1973 - 1993 1994 - 1996 1997 - 1998 1999 - 2000 paul mccartney English
1920 - 1971 1972 - 1994 1995 - 1997 1998 - 1999 2000 ringo starr English
1920 - 1933 1934 - 1979 1980 - 1983 1984 - 1995 1996 - 2000 george harrison English
1920 - 1967 1968 1969 - 1983 1984 - 1998 1999 - 2000 pete best English

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