Google Books Ngram Viewer

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

1800 - 1881 1882 - 1917 1918 - 1928 1929 - 1984 1985 - 2000 thing of the past English
1800 - 1870 1871 - 1880 1881 - 1889 1890 - 1970 1971 - 2000 things of the past English

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