se_r du den nu
se r du den nu ?
s eː WORD_BOUNDARY ɛ r WORD_BOUNDARY d ʉ WORD_BOUNDARY d ɛ n WORD_BOUNDARY n ʉ WORD_BOUNDARY
s e WORD_BOUNDARY r WORD_BOUNDARY d u WORD_BOUNDARY d e n WORD_BOUNDARY n u WORD_BOUNDARY