Google Books Ngram Viewer

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

1500 - 1644 1645 - 1834 1835 - 1857 1858 - 1965 1966 - 2008 abolition English
1500 - 1656 1657 - 1899 1900 - 1922 1923 - 1976 1977 - 2008 abolishment English

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