Google Books Ngram Viewer

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

1800 - 1977 1978 - 1993 1994 - 1996 1997 - 2004 2005 - 2008 sri lanka English
1800 - 1824 1825 - 1951 1952 - 1964 1965 - 1976 1977 - 2008 ceylon English

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