der 's aber stark
der 's aber stark .
d ɛ ɾ WORD_BOUNDARY  ɛ s WORD_BOUNDARY  ɑː b ɜ WORD_BOUNDARY ʃ t a ɾ k WORD_BOUNDARY
d e r WORD_BOUNDARY ' s WORD_BOUNDARY a b e r WORD_BOUNDARY s t a r k WORD_BOUNDARY