Google Books Ngram Viewer

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

1960 - 1965 1966 - 1994 1995 - 1996 1997 - 2005 2006 - 2008 in a dilemma over whether English
1960 - 1964 1965 - 1992 1993 - 1996 1997 - 2004 2005 - 2008 was in a dilemma about English
1960 - 1963 1964 - 1981 1982 - 1984 1985 - 2000 2001 - 2008 caught in a dilemma between English

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