koko ni aru yan nikai
koko ni aru yan nikai .
k o k o WORD_BOUNDARY n i WORD_BOUNDARY a r ɯ WORD_BOUNDARY j a n WORD_BOUNDARY n i k a i WORD_BOUNDARY
k o k o WORD_BOUNDARY n i WORD_BOUNDARY a r u WORD_BOUNDARY y a n WORD_BOUNDARY n i k a i WORD_BOUNDARY