aku suka ni opak ni
aku suka ni opak ni .
a k u WORD_BOUNDARY s u k a WORD_BOUNDARY n i WORD_BOUNDARY o p a k WORD_BOUNDARY n i WORD_BOUNDARY
a k u WORD_BOUNDARY s u k a WORD_BOUNDARY n i WORD_BOUNDARY o p a k WORD_BOUNDARY n i WORD_BOUNDARY . WORD_BOUNDARY