Google Books Ngram Viewer

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

1800 - 1822 1823 - 1900 1901 - 1918 1919 - 1978 1979 - 2000 one English
1800 - 1820 1821 - 1919 1920 - 1938 1939 - 1978 1979 - 2000 two English
1800 - 1819 1820 - 1898 1899 - 1917 1918 - 1978 1979 - 2000 three English
1800 - 1817 1818 - 1895 1896 - 1914 1915 - 1976 1977 - 2000 four English
1800 - 1817 1818 - 1909 1910 - 1927 1928 - 1971 1972 - 2000 ten English
1800 - 1836 1837 - 1965 1966 - 1977 1978 - 1988 1989 - 2000 10 English

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