Usage History of 'ad'

The following chart shows how frequently 'ad' appeared in printed materials over time. For example, the word 'ad' occurred 54 times in books in 1505 and 1,258,822 times in 2008. From 1505 to 2008, the word 'ad' was used a total of 29,716,142 times in books scanned by Google. See Reference: Google Ngram project.

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Words starting with a,b,c...
Words ending with a,b,c...
Words starting & ending with a,b,c....