musst es immer wieder
musst es immer wieder .
m ʊ s t WORD_BOUNDARY  ɛ s WORD_BOUNDARY  ɪ m ɐ WORD_BOUNDARY v iː d ɐ WORD_BOUNDARY
m u s s t WORD_BOUNDARY e s WORD_BOUNDARY i m m e r WORD_BOUNDARY w i e d e r WORD_BOUNDARY