Google Books Ngram Viewer

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

1800 - 1915 1916 - 1972 1973 - 1978 1979 - 2000 2001 - 2008 headquarters is English
1800 - 1891 1892 - 1910 1911 - 1919 1920 - 1995 1996 - 2008 headquarters are English
Run your own experiment! Raw data is available for download here.
© 2012 Google - Privacy & Terms - About Google - About Google Books - About Ngram Viewer