baru itu bantuin Opi
baru itu bantuin opi .
b a r u WORD_BOUNDARY i t u WORD_BOUNDARY b a n t u i n WORD_BOUNDARY o p i WORD_BOUNDARY
b a r u WORD_BOUNDARY i t u WORD_BOUNDARY b a n t u i n WORD_BOUNDARY o p i WORD_BOUNDARY . WORD_BOUNDARY