weil es so schwer ist
weil es so schwer ist ?
v aɪ l WORD_BOUNDARY  ɛ s WORD_BOUNDARY z oː WORD_BOUNDARY ʃ v eː ɐ WORD_BOUNDARY  ɪ s t WORD_BOUNDARY
w e i l WORD_BOUNDARY e s WORD_BOUNDARY s o WORD_BOUNDARY s c h w e r WORD_BOUNDARY i s t WORD_BOUNDARY