o 'r un bach 'na
o 'r un bach 'na ?
 oː WORD_BOUNDARY ɛ r WORD_BOUNDARY ɨː n WORD_BOUNDARY b ɑː x WORD_BOUNDARY n a WORD_BOUNDARY
o WORD_BOUNDARY ' r WORD_BOUNDARY u n WORD_BOUNDARY b a c h WORD_BOUNDARY ' n a WORD_BOUNDARY