c-p-c ccccc ceere cerc- cerce cerec cerej cerer cerje cerke cerre crece creek creep creer creke crepe ecker eecke eeeee eepee ekker eperc erere erkec jeerk jeker jeppe jerre k-jee k-p-r kecer keepe keere kekec keppe kerek kerep kerre kreek kreep kreke krepe p-rep pecje pecke peece peeke peere peerj pekre pepee peppe perce perec perer perke perre pre-k prece preke prkce recce recep recke reece reepe reere rekke repec reppe rere- reree