cccc cccl cccp cccu ccee ccel cclc ccpe ccpl ccpp ccuc ccup cec- cece cecp ceec ceel cel- celc cele cell cepc cepe cepp clec clee clep cleu clpp clue cpce cpcu cpep cplc cucc cuce culc cule cull culp cupe cupl cupp e-cl eccc ecce eccl ecpp eeee eele el-p elce elec elee elle ellu elpe elue elul epcc epec epee eple epll eppc eppp eule lccc lcce lcpc lcpl le-u lece leel leep lele lell lelu lepe lepp leuc llcc lleu lllc llll lpec lppl luce lule lull lulu lupe lupu luup pccc pcce pccl pcep pcll pcpp pece pecl peec peel peep pel- pele pell pelu pepe peul plcc plce ple- plec plee pleu plpp plue plup ppcc pple pppp pu-e puce puel pueu pule pull pulp pulu pupe pupl pupu puuc uccp ucel uele uell ulcc ulee ulle ulul uppc uppe uppp uppu upup uucp uulu uuuu