Google Books Ngram Viewer

Graph these comma-separated phrases:
case-insensitive
between and from the corpus with smoothing of .  
18001820184018601880190019201940196019802000(click on line/label for focus)0.000000%0.000020%0.000040%0.000060%0.000080%0.000100%0.000120%0.000140%0.000160%0.000180%0.000200%Albert EinsteinSherlock HolmesFrankenstein
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