Google Books Ngram Viewer

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

1800 - 1946 1947 - 1982 1983 - 1986 1987 - 1995 1996 - 2000 repetitive English
1800 - 1924 1925 - 1971 1972 - 1977 1978 - 1992 1993 - 2000 repetitious English

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