Google Books Ngram Viewer

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

1800 - 1834 1835 - 1899 1900 - 1911 1912 - 1964 1965 - 2000 had so changed English
1800 - 1878 1879 - 1934 1935 - 1944 1945 - 1991 1992 - 2000 had changed so much English

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