a yarareru yarareru yarareru
a yarareru yarareru yarareru .
a WORD_BOUNDARY j a r a r e r ɯ WORD_BOUNDARY j a r a r e r ɯ WORD_BOUNDARY j a r a r e r ɯ WORD_BOUNDARY
a WORD_BOUNDARY y a r a r e r u WORD_BOUNDARY y a r a r e r u WORD_BOUNDARY y a r a r e r u WORD_BOUNDARY