Google Books Ngram Viewer

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

1700 - 1816 1817 - 1923 1924 - 1940 1941 - 1962 1963 - 2000 last summer English
1700 - 1995 1996 - 1997 1998 1999 2000 summer 1995 English

Run your own experiment! Raw data is available for download here.
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