Google Books Ngram Viewer

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

1700 - 1765 1766 - 1927 1928 - 1937 1938 - 1997 1998 - 2000 dark magic English
1700 - 1768 1769 - 1771 1772 - 1796 1797 - 1911 1912 - 2000 dark arts English

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