tro_r du nte de
tro r du nte de ?
t r uː WORD_BOUNDARY ɛ r WORD_BOUNDARY d ʉ WORD_BOUNDARY n t eː WORD_BOUNDARY d eː WORD_BOUNDARY
t r o WORD_BOUNDARY r WORD_BOUNDARY d u WORD_BOUNDARY n t e WORD_BOUNDARY d e WORD_BOUNDARY