banana to ringo ga aru
banana to ringo ga aru .
b a n a n a WORD_BOUNDARY t o WORD_BOUNDARY r i n g o WORD_BOUNDARY g a WORD_BOUNDARY a r ɯ WORD_BOUNDARY
b a n a n a WORD_BOUNDARY t o WORD_BOUNDARY r i n g o WORD_BOUNDARY g a WORD_BOUNDARY a r u WORD_BOUNDARY