Google Books Ngram Viewer

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

1900 - 1959 1960 - 1991 1992 - 1994 1995 - 1997 1998 - 2000 lyrics of a song English
1900 - 1966 1967 - 1995 1996 - 1997 1998 - 1999 2000 lyrics to a song English

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