the letters and numbers
the letters and numbers .
ð ə WORD_BOUNDARY l ɛ ɾ ɚ z WORD_BOUNDARY æ n d WORD_BOUNDARY n ʌ m b ɚ z WORD_BOUNDARY
t h e WORD_BOUNDARY l e t t e r s WORD_BOUNDARY a n d WORD_BOUNDARY n u m b e r s WORD_BOUNDARY