Mama ga totte ageru kara
mama ga totte ageru kara .
m a m a WORD_BOUNDARY g a WORD_BOUNDARY t o t t e WORD_BOUNDARY a g e r ɯ WORD_BOUNDARY k a r a WORD_BOUNDARY
m a m a WORD_BOUNDARY g a WORD_BOUNDARY t o t t e WORD_BOUNDARY a g e r u WORD_BOUNDARY k a r a WORD_BOUNDARY