Google Books Ngram Viewer

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

1800 - 1912 1913 - 1943 1944 - 1948 1949 - 1998 1999 - 2008 romantic music English

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