dore ka wakaranai janai
dore ka wakaranai janai .
d o r e WORD_BOUNDARY k a WORD_BOUNDARY w a k a r a n a i WORD_BOUNDARY d̠ʒ a n a i WORD_BOUNDARY
d o r e WORD_BOUNDARY k a WORD_BOUNDARY w a k a r a n a i WORD_BOUNDARY j a n a i WORD_BOUNDARY