Google Books Ngram Viewer

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

1800 - 1824 1825 - 1841 1842 - 1846 1847 - 1945 1946 - 2000 hipponyx English
1800 - 1829 1830 - 1924 1925 - 1930 1931 - 1988 1989 - 2000 hipponix English

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