Google Books Ngram Viewer

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

1500 - 1806 1807 - 1881 1882 - 1898 1899 - 1985 1986 - 2008 etymologie German

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