Google Books Ngram Viewer

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

1800 - 1881 1882 - 1978 1979 - 1984 1985 - 1990 1991 - 2000 month of year English
1800 - 1822 1823 - 1923 1924 - 1938 1939 - 1974 1975 - 2000 month of the year English

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