na bist dir sicher
na sein dir sicher
co cop pro:per adv
na bist dir sicher ?
n aː WORD_BOUNDARY b ɪ s t WORD_BOUNDARY d iː ɐ WORD_BOUNDARY z ɪ ç ɐ WORD_BOUNDARY
n a WORD_BOUNDARY b i s t WORD_BOUNDARY d i r WORD_BOUNDARY s i c h e r WORD_BOUNDARY