Google Books Ngram Viewer

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

1800 - 1807 1808 - 1814 1815 - 1817 1818 - 1902 1903 - 2000 it was indifferent to him English
1800 - 1807 1808 - 1811 1812 - 1843 1844 - 1908 1909 - 2000 it is indifferent to me English

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