und was musst du tun
und was müssen du tun
conj pro mod pro:per v
und was musst du tun ?
 ʊ n t WORD_BOUNDARY v a s WORD_BOUNDARY m ʊ s t WORD_BOUNDARY d uː WORD_BOUNDARY t uː n WORD_BOUNDARY
u n d WORD_BOUNDARY w a s WORD_BOUNDARY m u s s t WORD_BOUNDARY d u WORD_BOUNDARY t u n WORD_BOUNDARY