pon pokopoko pokopokopoko
pon pokopoko pokopokopoko .
p o n WORD_BOUNDARY p o k o p o k o WORD_BOUNDARY p o k o p o k o p o k o WORD_BOUNDARY
p o n WORD_BOUNDARY p o k o p o k o WORD_BOUNDARY p o k o p o k o p o k o WORD_BOUNDARY