Google Books Ngram Viewer

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

1800 - 1900 1901 - 1931 1932 - 1939 1940 - 1987 1988 - 2000 without a hitch English
1800 - 1851 1852 - 1880 1881 - 1890 1891 - 1967 1968 - 2000 with a hitch English
1800 - 1883 1884 - 1918 1919 - 1925 1926 - 1971 1972 - 2000 without hitch English

Run your own experiment! Raw data is available for download here.
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