wen musst du den anrufen
wen musst du den anrufen ?
v eː n WORD_BOUNDARY m ʊ s t WORD_BOUNDARY d uː WORD_BOUNDARY d eː n WORD_BOUNDARY  a n ʀ uː f ə n WORD_BOUNDARY
w e n WORD_BOUNDARY m u s s t WORD_BOUNDARY d u WORD_BOUNDARY d e n WORD_BOUNDARY a n r u f e n WORD_BOUNDARY