bira sartu sartu barrenen
bira sartu sartu barrenen .
b i ɾ a WORD_BOUNDARY s̺ a ɾ t u WORD_BOUNDARY s̺ a ɾ t u WORD_BOUNDARY β a r e n e n WORD_BOUNDARY
b i r a WORD_BOUNDARY s a r t u WORD_BOUNDARY s a r t u WORD_BOUNDARY b a r r e n e n WORD_BOUNDARY