steckst du den in Mund
steckst du den in mund ?
ʃ t ɛ k s t WORD_BOUNDARY d uː WORD_BOUNDARY d eː n WORD_BOUNDARY  ɪ n WORD_BOUNDARY m ʊ n t WORD_BOUNDARY
s t e c k s t WORD_BOUNDARY d u WORD_BOUNDARY d e n WORD_BOUNDARY i n WORD_BOUNDARY m u n d WORD_BOUNDARY