aa kokkara orin no ka
aa kokkara orin no ka .
aː WORD_BOUNDARY k o k k a r a WORD_BOUNDARY o r i n WORD_BOUNDARY n o WORD_BOUNDARY k a WORD_BOUNDARY
a a WORD_BOUNDARY k o k k a r a WORD_BOUNDARY o r i n WORD_BOUNDARY n o WORD_BOUNDARY k a WORD_BOUNDARY