Google Books Ngram Viewer

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

1555 - 1689 1690 - 1731 1732 - 1764 1765 - 1975 1976 - 2005 future English
1555 - 1635 1636 - 1945 1946 - 1966 1967 - 1986 1987 - 2005 past English

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