https://www.quora.com/Is-there-a-text-that-covers-the-entire-English-phonetic-range https://www.quora.com/Is-there-a-text-that-covers-the-entire... It may not

https://www.quora.com/Is-there-a-text-that-covers-the-entire-English-phonetic-range https://www.quora.com/Is-there-a-text-that-covers-the-entire... It may not require much sampling to impersonate someone's voice based on these constructs.