Google Books Ngram Viewer

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

1900 - 1937 1938 - 1954 1955 1956 - 2002 2003 - 2008 door furniture English
1900 - 1974 1975 - 2001 2002 2003 2004 - 2008 door hardware English

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