Google Books Ngram Viewer

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

1900 - 1918 1919 - 1920 1921 - 1939 1940 - 1983 1984 - 2000 round young face English
1900 - 1925 1926 - 1927 1928 - 1954 1955 - 1990 1991 - 2000 young round face English

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