Google Books Ngram Viewer

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

1940 - 1949 1950 - 1960 1961 - 2003 2004 2005 googleplex English
1940 - 1952 1953 - 1955 1956 1957 - 2007 2008 googolplex English

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