Google Books Ngram Viewer

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

1600 - 1749 1750 - 1837 1838 - 1860 1861 - 1971 1972 - 2008 progress English
1600 - 1689 1690 - 1960 1961 - 1976 1977 - 1992 1993 - 2008 tradition English
1600 - 1668 1669 - 1968 1969 - 1983 1984 - 1997 1998 - 2008 innovation English

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