Google Books Ngram Viewer

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

Ngrams not found: deaths=>malaria
The Ngram Viewer is case sensitive. Check your capitalization!

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1940 - 1943 1944 - 1947 1948 - 1963 1964 - 1998 1999 - 2008 malaria English

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