tik tak tik tuk tik tak tik tuk
tik tak tik tuk tik tak tik tuk .
t i k WORD_BOUNDARY t a k WORD_BOUNDARY t i k WORD_BOUNDARY t u k WORD_BOUNDARY t i k WORD_BOUNDARY t a k WORD_BOUNDARY t i k WORD_BOUNDARY t u k WORD_BOUNDARY
t i k WORD_BOUNDARY t a k WORD_BOUNDARY t i k WORD_BOUNDARY t u k WORD_BOUNDARY t i k WORD_BOUNDARY t a k WORD_BOUNDARY t i k WORD_BOUNDARY t u k WORD_BOUNDARY . WORD_BOUNDARY