Google Books Ngram Viewer

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

1500 - 1908 1909 - 1916 1917 - 1924 1925 - 1999 2000 - 2008 rotkraut German

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