a un tte itteru no
a un tte itteru no ?
a WORD_BOUNDARY ɯ n WORD_BOUNDARY t t e WORD_BOUNDARY i t t e r ɯ WORD_BOUNDARY n o WORD_BOUNDARY
a WORD_BOUNDARY u n WORD_BOUNDARY t t e WORD_BOUNDARY i t t e r u WORD_BOUNDARY n o WORD_BOUNDARY