Google Books Ngram Viewer

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

1800 - 1852 1853 - 1977 1978 - 1985 1986 - 1993 1994 - 2000 ten people English
1800 - 1812 1813 - 1825 1826 - 1838 1839 - 1957 1958 - 2000 ten persons English

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