Google Books Ngram Viewer

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

1800 - 1812 1813 - 1825 1826 - 1872 1873 - 1964 1965 - 2000 plus mauvais French
1800 - 1810 1811 - 1822 1823 - 1873 1874 - 1964 1965 - 2000 plus mauvaise French
1800 - 1828 1829 - 1963 1964 - 1977 1978 - 1989 1990 - 2000 pire French

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