Google Books Ngram Viewer

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

1800 - 1824 1825 - 1848 1849 - 1855 1856 - 1892 1893 - 1900 sectarian English
1800 - 1833 1834 - 1850 1851 - 1855 1856 - 1889 1890 - 1900 sectarianism English

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