na so baus' du des
na so baus' du des ?
n aː WORD_BOUNDARY z oː WORD_BOUNDARY b aʊ s WORD_BOUNDARY d uː WORD_BOUNDARY d ɛ s WORD_BOUNDARY
n a WORD_BOUNDARY s o WORD_BOUNDARY b a u s ' WORD_BOUNDARY d u WORD_BOUNDARY d e s WORD_BOUNDARY