A:	I, I really don't know what they do.
ʌ WORD_BOUNDARY aɪ WORD_BOUNDARY aɪ WORD_BOUNDARY ɹ iə l i WORD_BOUNDARY d oʊ n t WORD_BOUNDARY n oʊ WORD_BOUNDARY w ʌ t WORD_BOUNDARY ð eɪ WORD_BOUNDARY d uː WORD_BOUNDARY