Google Books Ngram Viewer

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

1500 - 1843 1844 - 1975 1976 - 1985 1986 - 1996 1997 - 2008 objective English
1500 - 1654 1655 - 1933 1934 - 1961 1962 - 1985 1986 - 2008 evidence English
1500 - 1765 1766 - 1983 1984 - 1991 1992 - 2000 2001 - 2008 factual English

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