Ngram Viewer

Graph these case-sensitive comma-separated phrases:

between and from the corpus with smoothing of .

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1800 - 1812 1813 - 1825 1826 - 1872 1873 - 1966 1967 - 2000 principal English

1800 - 1849 1850 - 1930 1931 - 1941 1942 - 1983 1984 - 2000 school English

1800 - 1857 1858 - 1924 1925 - 1934 1935 - 1984 1985 - 2000 teacher English

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

1800 - 1812	1813 - 1825	1826 - 1872	1873 - 1966	1967 - 2000	principal	English
1800 - 1849	1850 - 1930	1931 - 1941	1942 - 1983	1984 - 2000	school	English
1800 - 1857	1858 - 1924	1925 - 1934	1935 - 1984	1985 - 2000	teacher	English