wo musst du anrufen
wo musst du anrufen ?
v oː WORD_BOUNDARY m ʊ s t WORD_BOUNDARY d uː WORD_BOUNDARY  a n ʀ uː f ə n WORD_BOUNDARY
w o WORD_BOUNDARY m u s s t WORD_BOUNDARY d u WORD_BOUNDARY a n r u f e n WORD_BOUNDARY