Google Books Ngram Viewer

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

1800 - 1816 1817 - 1832 1833 - 1845 1846 - 1976 1977 - 2008 darum German
1800 - 1839 1840 - 1957 1958 - 1974 1975 - 1991 1992 - 2008 deshalb German
1800 - 1809 1810 - 1820 1821 - 1888 1889 - 1987 1988 - 2008 deswegen German

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