Google Books Ngram Viewer

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

1800 - 1828 1829 - 1890 1891 - 1899 1900 - 1976 1977 - 2008 ursulines English

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