cccc cccl cccv ccee ccel cche cchl cclc cclv ccoc ccvo cec- cece ceco ceec ceel cehl cel- celc cele cell celo ceol cevo chce chch chec chee cheh chel chev chlc choc choh chol choo chov chvo clec clee cleo cloe cloo coce coch coco coel coho col- cole coll colo cooh cool cove covo cvcc e-cl eccc ecce eccl ecco eche echl echo eco- ecol eeee eele eelv eeoc ehcc eheh ehel ehle ehlo elce elch elco elec elee eleh eleo elev elle ello elve elvo eole eolo evel evoe evol evoo hccc hcch hech heel hehe heho hele hell helo heve hhcl hhhh hoce hoch hoel hohe hohl hoho hol- holc hole holh holl holo hooe hool hove hvcc lccc lcce lchc lece lech leco leel lehe lele lell lelo leoc leov lev- levc leve levo lhec lhee lhhh llcc lllc llll lloc lloo lo-v locc loce loch loco lohe loho lole loll lolo looc looe lool love lovo lvcc lvov o-eo occc oce ocee oche oclc oec- oecc oeec oele ohcc ohee ohel ohho ohoh olcc ole- oleh oleo olev olle ollo olov ooho oolo oooh oooo ovee ovo- ovol ovoo vche vecc vech veel veho vel- vele vell velo veoh veol veve vevo vhhh vlcc vloc voce voel voho volc vole voll volo vooc vool vvvv