Google Books Ngram Viewer

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

1800 - 1867 1868 - 1985 1986 - 1991 1992 - 1996 1997 - 2000 people who i think English
1800 - 1818 1819 - 1825 1826 - 1888 1889 - 1972 1973 - 2000 people whom i think English

Run your own experiment! Raw data is available for download here.
© 2013 Google - Privacy & Terms - About Google - About Google Books - About Ngram Viewer