Google Books Ngram Viewer

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

1900 - 1905 1906 - 1973 1974 - 1981 1982 - 1991 1992 - 2000 strong song English
1900 - 1914 1915 - 1934 1935 - 1942 1943 - 1994 1995 - 2000 powerful song English

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