Google Books Ngram Viewer

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

Ngrams not found: why can ' t you, [why can ' t you]
The Ngram Viewer is case sensitive. Check your capitalization!

Search in Google Books:

1800 - 1815 1816 - 1829 1830 - 1838 1839 - 1935 1936 - 2000 why cannot you English
1800 - 1825 1826 - 1863 1864 - 1872 1873 - 1951 1952 - 2000 why can you not English

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