caca culo pedo pis
caca culo pedo pis .
k a k a WORD_BOUNDARY k u l o̞ WORD_BOUNDARY p e̞ d o̞ WORD_BOUNDARY p i s WORD_BOUNDARY
c a c a WORD_BOUNDARY c u l o WORD_BOUNDARY p e d o WORD_BOUNDARY p i s WORD_BOUNDARY . WORD_BOUNDARY