ajde buc buc buc
ajde buc buc buc .
a j d̪ e WORD_BOUNDARY b u t̪s WORD_BOUNDARY b u t̪s WORD_BOUNDARY b u t̪s WORD_BOUNDARY
a j d e WORD_BOUNDARY b u c WORD_BOUNDARY b u c WORD_BOUNDARY b u c WORD_BOUNDARY . WORD_BOUNDARY