ach was weiß ich
ach was wissen ich
on pro v pro:per
ach was weiß ich .
 a x WORD_BOUNDARY v a s WORD_BOUNDARY v aɪ s WORD_BOUNDARY  ɪ ç WORD_BOUNDARY
a c h WORD_BOUNDARY w a s WORD_BOUNDARY w e i ß WORD_BOUNDARY i c h WORD_BOUNDARY