a_ver a_ver no no no no
a ver a ver no no no no !
a WORD_BOUNDARY β e ɾ WORD_BOUNDARY a WORD_BOUNDARY β e ɾ WORD_BOUNDARY n o WORD_BOUNDARY n o WORD_BOUNDARY n o WORD_BOUNDARY n o WORD_BOUNDARY
a WORD_BOUNDARY v e r WORD_BOUNDARY a WORD_BOUNDARY v e r WORD_BOUNDARY n o WORD_BOUNDARY n o WORD_BOUNDARY n o WORD_BOUNDARY n o WORD_BOUNDARY