Google Books Ngram Viewer

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

1870 1871 - 1872 1873 1874 - 1879 1880 tokyo English
1870 - 1873 1874 - 1875 1876 - 1875 1876 - 1879 1880 tokei English

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