Google Books Ngram Viewer

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

1800 - 1839 1840 - 1915 1916 - 1925 1926 - 1966 1967 - 2000 woolen English
1800 - 1812 1813 - 1822 1823 - 1829 1830 - 1918 1919 - 2000 woollen English

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