Google Books Ngram Viewer

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

1800 - 1817 1818 - 1929 1930 - 1946 1947 - 1970 1971 - 2000 friend of mine English
1800 - 1830 1831 - 1875 1876 - 1887 1888 - 1949 1950 - 2000 friend of me English

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