In the given below sentences the word,
'sound' means any sound wave. I am not asking/talking about the meaning of that sound. That sound can be meaningless too.
**I am curious about, why can't it be possible, that there can exist some sound which, can not be written and pronounced using alphabets and phonemes of 'Sanskrit' respectively?
If no, then How was it convinced or proved or known that these fixed and specific number of phonemes and alphabets will be sufficient to write and pronounce any sound.