ni Opi ada ada dua
ni opi ada ada dua .
n i WORD_BOUNDARY o p i WORD_BOUNDARY a d a WORD_BOUNDARY a d a WORD_BOUNDARY d u a WORD_BOUNDARY
n i WORD_BOUNDARY o p i WORD_BOUNDARY a d a WORD_BOUNDARY a d a WORD_BOUNDARY d u a WORD_BOUNDARY . WORD_BOUNDARY