Google Books Ngram Viewer

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

1650 - 1756 1757 - 1793 1794 - 1810 1811 - 1941 1942 - 2000 enverra French
1650 - 1672 1673 - 1699 1700 - 1707 1708 - 1964 1965 - 2000 envoiera French
1650 - 1672 1673 - 1712 1713 - 1720 1721 - 1845 1846 - 2000 envoyera French

Run your own experiment! Raw data is available for download here.
© 2013 Google - Privacy & Terms - About Google - About Google Books - About Ngram Viewer