Google Books Ngram Viewer

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

1500 - 1943 1944 - 1983 1984 - 1986 1987 - 1993 1994 - 2000 flow of news English
1500 - 1707 1708 1709 1710 world of news English
1500 - 1873 1874 - 1931 1932 - 1938 1939 - 1993 1994 - 2000 business of news English
1500 - 1812 1813 - 1935 1936 - 1943 1944 - 1973 1974 - 2000 spreading of news English
1500 - 1761 1762 - 1774 1775 - 1846 1847 - 1931 1932 - 2000 word of news English

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