Google Books Ngram Viewer

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

1900 - 1975 1976 - 2000 2001 - 2003 2004 - 2006 2007 - 2008 yogurt English
1900 - 1953 1954 - 2000 2001 - 2003 2004 - 2006 2007 - 2008 yoghurt English

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