musst 'e mal prüfen
musst 'e mal prüfen ?
m ʊ s t WORD_BOUNDARY  eː WORD_BOUNDARY m aː l WORD_BOUNDARY p ɐ yː f ə n WORD_BOUNDARY
m u s s t WORD_BOUNDARY ' e WORD_BOUNDARY m a l WORD_BOUNDARY p r ü f e n WORD_BOUNDARY