Google Books Ngram Viewer

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

1500 - 1678 1679 - 1729 1730 - 1745 1746 - 1941 1942 - 2008 lad English

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