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 - 1841 1842 - 1853 1854 - 1935 1936 - 2000 diez y ocho Spanish
1800 - 1900 1901 - 1952 1953 - 1959 1960 - 1989 1990 - 2000 dieciocho Spanish

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