Google Books Ngram Viewer

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

1600 - 1672 1673 1674 - 1714 1715 - 1745 potato English
1600 - 1755 1756 1757 - 1779 1780 - 1793 1794 - 1800 potatoe English
1600 - 1618 1619 - 1779 1780 - 1782 1783 - 1795 1796 - 1800 potatoes English

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