eeee eeke ekek eker ekpe emek emer emme empe emre epee eper eppp eprp erem erer erke erme erpe erre keek keem keep keer keke keme kemm kemp kemr kep- kepe ker- kere kerk kerm kerp kerr kkkk kkmk kkmp kkmr kkpk kkre kkrk kkrr kmem kmer kmke kmkk kmme kmmk kmmm kmmr kmpr kmrr kpek kper kpke kpkk kpkr kpmp kpmr kppk kppp kppr kpre kprk kprm kprp kprr kree krek krem krke krkk krkr krme krmp krmr krpm krpr krre krrk krrm krrr meek meem meep meer meke meme memr mepe mer- mere merk merm merp mker mmmm mmpr mmrp mppe mppp mprp mree mrkr peek peep peer peke pekk pepe per- pere perk perm perp perr pkmr pmmp pmpm pper pppp pprm pre- pree prek prem prep prrm reek reem reep reke reme remp repe repp repr rere rmrp rrkm rrmp rrrr