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 - 1879 1880 - 1899 1900 - 1986 1987 - 2008 not English
1800 - 1817 1818 - 1871 1872 - 1889 1890 - 1981 1982 - 2008 never English

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