na bist dir sicher
na sein dir sicher
co cop pro:per adv
na bist dir sicher ?
n ɑː WORD_BOUNDARY b ɪ s t WORD_BOUNDARY d iː ɾ WORD_BOUNDARY z ɪ ç ɜ 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