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<iframe name="ngram_chart" src="https://books.google.com/ngrams/interactive_chart?content=comptometer,arithmometer,calculator,calculating+machine&year_start=1700&year_end=2019&corpus=29&smoothing=5&case_insensitive=true" width=900 height=500 marginwidth=0 marginheight=0 hspace=0 vspace=0 frameborder=0 scrolling=no></iframe>
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Part-of-speech tags
cook_VERB, _DET_ President _PROPN_
Wildcards
King of *, best *_NOUN
Inflections
shook_INF drive_VERB_INF
Arithmetic compositions
(color /(color + colour))
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I want:eng_2019, I want:eng_2009
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1700
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2019
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British English (2019)
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British English
2019
Case-Insensitive
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Search in Google Books
comptometer
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1700 - 1918
1919 - 1953
1954 - 1959
1960 - 1989
1990 - 2019
English
arithmometer
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1700 - 1856
1857 - 1920
1921 - 1926
1927 - 1956
1957 - 2019
English
calculator
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1700 - 1803
1804 - 1976
1977 - 1983
1984 - 2010
2011 - 2019
English
calculating machine
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1700 - 1857
1858 - 1952
1953 - 1958
1959 - 1982
1983 - 2019
English