kayak kayak kayak Opi ini
kayak kayak kayak opi ini .
k a j a k WORD_BOUNDARY k a j a k WORD_BOUNDARY k a j a k WORD_BOUNDARY o p i WORD_BOUNDARY  i n i WORD_BOUNDARY
k a y a k WORD_BOUNDARY k a y a k WORD_BOUNDARY k a y a k WORD_BOUNDARY o p i WORD_BOUNDARY i n i WORD_BOUNDARY