upp_ab_ab_ott_ott_ott
upp ab ab ott ott ott .
 ʊ p WORD_BOUNDARY  a p WORD_BOUNDARY  a p WORD_BOUNDARY  ɔ t WORD_BOUNDARY  ɔ t WORD_BOUNDARY  ɔ t WORD_BOUNDARY
u p p WORD_BOUNDARY a b WORD_BOUNDARY a b WORD_BOUNDARY o t t WORD_BOUNDARY o t t WORD_BOUNDARY o t t WORD_BOUNDARY