Google Books Ngram Viewer

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

1800 - 1844 1845 - 1945 1946 - 1957 1958 - 1992 1993 - 2008 loath to admit English
1800 - 1929 1930 - 1993 1994 - 1998 1999 - 2003 2004 - 2008 loathe to admit English
1800 - 1835 1836 - 1873 1874 - 1883 1884 - 1949 1950 - 2008 loth to admit English

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