bolok dibolok bolok+bolokan
bolok dibolok bolok bolokan .
b o l o k WORD_BOUNDARY d i b o l o k WORD_BOUNDARY b o l o k WORD_BOUNDARY b o l o k a n WORD_BOUNDARY
b o l o k WORD_BOUNDARY d i b o l o k WORD_BOUNDARY b o l o k WORD_BOUNDARY b o l o k a n WORD_BOUNDARY . WORD_BOUNDARY