Google Books Ngram Viewer

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

1800 - 1819 1820 - 1848 1849 - 1861 1862 - 1965 1966 - 2000 worn down English
1800 - 1816 1817 - 1864 1865 - 1879 1880 - 1958 1959 - 2000 worn out English

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