ach so an der Wandtafel
ach so an der wandtafel .
 a x WORD_BOUNDARY z oː WORD_BOUNDARY  a n WORD_BOUNDARY d ɛ ɾ WORD_BOUNDARY v a n t a f ə l WORD_BOUNDARY
a c h WORD_BOUNDARY s o WORD_BOUNDARY a n WORD_BOUNDARY d e r WORD_BOUNDARY w a n d t a f e l WORD_BOUNDARY