Google Books Ngram Viewer

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

1800 - 1938 1939 - 1953 1954 - 1955 1956 - 1996 1997 - 2000 paraphilia English
1800 - 1963 1964 - 1992 1993 - 1995 1996 - 1998 1999 - 2000 pedophilia English
1800 - 1964 1965 1966 - 1982 1983 - 1994 1995 - 2000 hebephilia English

Run your own experiment! Raw data is available for download here.
© 2013 Google - Privacy & Terms - About Google - About Google Books - About Ngram Viewer