was klappt denn nicht
was klappen denn nicht
pro v adv adv
was klappt denn nicht ?
v a s WORD_BOUNDARY k l a p t WORD_BOUNDARY d ɛ n WORD_BOUNDARY n ɪ ç t WORD_BOUNDARY
w a s WORD_BOUNDARY k l a p p t WORD_BOUNDARY d e n n WORD_BOUNDARY n i c h t WORD_BOUNDARY