Google Books Ngram Viewer

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

1800 - 1936 1937 - 1963 1964 - 1969 1970 - 1992 1993 - 2000 offiziersanwärter German
1800 - 1893 1894 - 1955 1956 - 1960 1961 - 1989 1990 - 2000 offizieranwärter German

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