Usage History of 'feedbacks'

The following chart shows how frequently 'feedbacks' appeared in printed materials over time. For example, the word 'feedbacks' occurred 2 times in books in 1888 and 12,674 times in 2008. From 1888 to 2008, the word 'feedbacks' was used a total of 210,597 times in books scanned by Google. See Reference: Google Ngram project.

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