Google Books Ngram Viewer

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

1960 - 1962 1963 - 1968 1969 - 1971 1972 - 1993 1994 - 2000 he English
1960 - 1964 1965 - 1991 1992 - 1994 1995 - 1997 1998 - 2000 she English
1960 - 1962 1963 - 1968 1969 - 1971 1972 - 1993 1994 - 2000 his English
1960 - 1964 1965 - 1991 1992 - 1994 1995 - 1997 1998 - 2000 her English

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