Google Books Ngram Viewer

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

1800 - 1811 1812 - 1954 1955 - 1969 1970 - 1985 1986 - 2000 seperate English
1800 - 1826 1827 - 1951 1952 - 1968 1969 - 1984 1985 - 2000 separate English

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