Google Books Ngram Viewer

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

1800 - 1818 1819 - 1834 1835 - 1849 1850 - 1987 1988 - 2000 ab initio English
1800 - 1812 1813 - 1838 1839 - 1849 1850 - 1963 1964 - 2000 in principio English
1800 - 1809 1810 - 1814 1815 - 1849 1850 - 1957 1958 - 2000 de origine English

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