ekarri ekarri ekarri ekarri
ekarri ekarri ekarri ekarri .
e k a r i WORD_BOUNDARY e k a r i WORD_BOUNDARY e k a r i WORD_BOUNDARY e k a r i WORD_BOUNDARY
e k a r r i WORD_BOUNDARY e k a r r i WORD_BOUNDARY e k a r r i WORD_BOUNDARY e k a r r i WORD_BOUNDARY . WORD_BOUNDARY