tu Kakak Opi mo makan apa
tu kakak opi mo makan apa ?
t u WORD_BOUNDARY k a k a k WORD_BOUNDARY o p i WORD_BOUNDARY m o WORD_BOUNDARY m a k a n WORD_BOUNDARY a p a WORD_BOUNDARY
t u WORD_BOUNDARY k a k a k WORD_BOUNDARY o p i WORD_BOUNDARY m o WORD_BOUNDARY m a k a n WORD_BOUNDARY a p a WORD_BOUNDARY ? WORD_BOUNDARY