ach um Himmels Willen
ach um himmels willen !
 a x WORD_BOUNDARY  ʊ m WORD_BOUNDARY h ɪ m ə l s WORD_BOUNDARY v ɪ l ə n WORD_BOUNDARY
a c h WORD_BOUNDARY u m WORD_BOUNDARY h i m m e l s WORD_BOUNDARY w i l l e n WORD_BOUNDARY