Google Books Ngram Viewer

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

1950 - 1963 1964 - 2001 2002 - 2003 2004 - 2007 2008 sind im urlaub German
1950 - 1952 1953 1954 - 1993 1994 - 2007 2008 sind in urlaub German
1950 - 1970 1971 - 1995 1996 1997 - 2003 2004 - 2008 sind auf urlaub German

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