Google Books Ngram Viewer

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

1800 - 1831 1832 - 1959 1960 - 1973 1974 - 1986 1987 - 2000 dentro de Spanish
1800 - 1814 1815 - 1953 1954 - 1968 1969 - 1984 1985 - 2000 adentro de Spanish

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