ni Opa sama Oma makan
ni opa sama oma makan .
n i WORD_BOUNDARY o p a WORD_BOUNDARY s a m a WORD_BOUNDARY o m a WORD_BOUNDARY m a k a n WORD_BOUNDARY
n i WORD_BOUNDARY o p a WORD_BOUNDARY s a m a WORD_BOUNDARY o m a WORD_BOUNDARY m a k a n WORD_BOUNDARY . WORD_BOUNDARY