Google Books Ngram Viewer

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

1500 - 1587 1588 - 1727 1728 - 1751 1752 - 1943 1944 - 2008 nova English
1500 - 1961 1962 - 1990 1991 - 1993 1994 - 2002 2003 - 2008 supernova English

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