awas Riz nutupin Kak Opi
awas riz nutupin kak opi .
a w a s WORD_BOUNDARY r i z WORD_BOUNDARY n u t u p i n WORD_BOUNDARY k a k WORD_BOUNDARY o p i WORD_BOUNDARY
a w a s WORD_BOUNDARY r i z WORD_BOUNDARY n u t u p i n WORD_BOUNDARY k a k WORD_BOUNDARY o p i WORD_BOUNDARY . WORD_BOUNDARY