backst du 'n Kuchen
backst du 'n kuchen ?
b a k s t WORD_BOUNDARY d uː WORD_BOUNDARY  ɛ n WORD_BOUNDARY k ʊ x ə n WORD_BOUNDARY
b a c k s t WORD_BOUNDARY d u WORD_BOUNDARY ' n WORD_BOUNDARY k u c h e n WORD_BOUNDARY