Google Books Ngram Viewer

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

1700 - 1825 1826 - 1943 1944 - 1959 1960 - 1983 1984 - 2008 good boy English
1700 - 1802 1803 - 1891 1892 - 1908 1909 - 1980 1981 - 2008 good girl English
1700 - 1860 1861 - 1940 1941 - 1953 1954 - 1995 1996 - 2008 bad boy English
1700 - 1878 1879 - 1940 1941 - 1951 1952 - 2001 2002 - 2008 bad girl English

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