what are the letters
what be the letter
pro:int cop det:art n
what are the letters?
w ʌ t WORD_BOUNDARY ɑ ɹ WORD_BOUNDARY ð ə WORD_BOUNDARY l ɛ t ə ɹ z WORD_BOUNDARY
w h a t WORD_BOUNDARY a r e WORD_BOUNDARY t h e WORD_BOUNDARY l e t t e r s ? WORD_BOUNDARY