nakanaka haitte ikanai tte
nakanaka haitte ikanai tte .
n a k a n a k a WORD_BOUNDARY h a i t t e WORD_BOUNDARY i k a n a i WORD_BOUNDARY t t e WORD_BOUNDARY
n a k a n a k a WORD_BOUNDARY h a i t t e WORD_BOUNDARY i k a n a i WORD_BOUNDARY t t e WORD_BOUNDARY