biste dir sicher
sein du dir sicher
cop pro:per pro:per adv
biste dir sicher ?
b ɪ s t ə WORD_BOUNDARY d iː ɾ WORD_BOUNDARY z ɪ ç ɜ WORD_BOUNDARY
b i s t e WORD_BOUNDARY d i r WORD_BOUNDARY s i c h e r WORD_BOUNDARY