Google Books Ngram Viewer

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

1550 - 1667 1668 - 1705 1706 - 1721 1722 - 1908 1909 - 2008 forswear English
1550 - 1871 1872 - 1903 1904 - 1912 1913 - 1983 1984 - 2008 circumvallate English
1550 - 1641 1642 - 1649 1650 1651 - 1799 1800 - 1926 rowel English
1550 - 1641 1642 1643 - 1700 1701 - 1753 1754 - 1803 subduct English
1550 - 1707 1708 - 1733 1734 1735 - 1822 1823 - 1893 contund English

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