was hatt's' du vergessen
was hatt's' du vergessen ?
v a s WORD_BOUNDARY h a t s WORD_BOUNDARY d uː WORD_BOUNDARY f ɛ ɾ ɡ ɛ s ə n WORD_BOUNDARY
w a s WORD_BOUNDARY h a t t ' s ' WORD_BOUNDARY d u WORD_BOUNDARY v e r g e s s e n WORD_BOUNDARY