was ist denn aua
was sein denn aua
pro cop adv on
was ist denn aua ?
v a s WORD_BOUNDARY  ɪ s t WORD_BOUNDARY d ɛ n WORD_BOUNDARY  aʊ aː WORD_BOUNDARY
w a s WORD_BOUNDARY i s t WORD_BOUNDARY d e n n WORD_BOUNDARY a u a WORD_BOUNDARY