was willst du aufmachen
was willst du aufmachen ?
v a s WORD_BOUNDARY v ɪ l s t WORD_BOUNDARY d uː WORD_BOUNDARY  aʊ f m a x ə n WORD_BOUNDARY
w a s WORD_BOUNDARY w i l l s t WORD_BOUNDARY d u WORD_BOUNDARY a u f m a c h e n WORD_BOUNDARY