was macht er denn
was machen er denn
pro v pro:per adv
was macht er denn ?
v a s WORD_BOUNDARY m a x t WORD_BOUNDARY  ɛ ɐ WORD_BOUNDARY d ɛ n WORD_BOUNDARY
w a s WORD_BOUNDARY m a c h t WORD_BOUNDARY e r WORD_BOUNDARY d e n n WORD_BOUNDARY