sobre el paper no
sobre el paper no .
s̺ o β ɾ̺ ə WORD_BOUNDARY ə ɫ̺ WORD_BOUNDARY p a p ɛ WORD_BOUNDARY n̺ o WORD_BOUNDARY
s o b r e WORD_BOUNDARY e l WORD_BOUNDARY p a p e r WORD_BOUNDARY n o WORD_BOUNDARY . WORD_BOUNDARY