du bist sehr a_k_o
du sein sehr a_k_o
pro:per cop adv chi
du bist sehr a k o ?
d uː WORD_BOUNDARY b ɪ s t WORD_BOUNDARY z eː ɐ WORD_BOUNDARY  aː WORD_BOUNDARY k aː WORD_BOUNDARY  oː WORD_BOUNDARY
d u WORD_BOUNDARY b i s t WORD_BOUNDARY s e h r WORD_BOUNDARY a WORD_BOUNDARY k WORD_BOUNDARY o WORD_BOUNDARY