ach_ja ist das wahr
ach ja ist das wahr ?
 a x WORD_BOUNDARY j ɑː WORD_BOUNDARY  ɪ s t WORD_BOUNDARY d a s WORD_BOUNDARY v ɑː ɾ WORD_BOUNDARY
a c h WORD_BOUNDARY j a WORD_BOUNDARY i s t WORD_BOUNDARY d a s WORD_BOUNDARY w a h r WORD_BOUNDARY