Google Books Ngram Viewer

Graph these comma-separated phrases:
case-insensitive
between and from the corpus with smoothing of .  
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1650 - 1911 1912 - 1978 1979 - 1985 1986 - 1992 1993 - 2000 physiologic English
1650 - 1863 1864 - 1962 1963 - 1974 1975 - 1985 1986 - 2000 physiological English

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