Google Books Ngram Viewer

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

1800 - 1829 1830 - 1861 1862 - 1870 1871 - 1937 1938 - 2000 liége French
1800 - 1845 1846 - 1947 1948 - 1957 1958 - 1971 1972 - 2000 liège French

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