Google Books Ngram Viewer

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

1800 - 1820 1821 - 1915 1916 - 1930 1931 - 1971 1972 - 2000 used not to English
1800 - 1902 1903 - 1986 1987 - 1991 1992 - 1996 1997 - 2000 did not used to English
1800 - 1812 1813 - 1821 1822 - 1858 1859 - 1957 1958 - 2000 did not use to English

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