Google Books Ngram Viewer

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

1800 - 1821 1822 - 1889 1890 - 1905 1906 - 1966 1967 - 2000 livelier English
1800 - 1807 1808 - 1816 1817 - 1825 1826 - 1947 1948 - 2000 more lively English

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