Google Books Ngram Viewer

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

1700 - 1765 1766 - 1784 1785 - 1797 1798 - 1922 1923 - 2000 month of may English
1700 - 1761 1762 - 1796 1797 - 1808 1809 - 1922 1923 - 2000 month of january English

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