Google Books Ngram Viewer

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

1500 - 1602 1603 - 1688 1689 - 1699 1700 - 1814 1815 - 2008 heathen English
1500 - 1624 1625 - 1854 1855 - 1878 1879 - 1939 1940 - 2008 savage English
1500 - 1941 1942 - 1965 1966 - 1969 1970 - 1993 1994 - 2008 communist English
1500 - 1514 1515 1516 - 1983 1984 - 2005 2006 - 2008 terrorist English

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