Google Books Ngram Viewer

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

1800 - 1976 1977 - 1996 1997 - 1998 1999 2000 chomping at the bit English
1800 - 1922 1923 - 1936 1937 - 1943 1944 - 1993 1994 - 2000 champing at the bit English

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