cccc cccl ccee ccel cche cchl cclc ccoc cec- cece ceco ceec ceel cehl cel- celc cele cell celo ceol chce chch chec chee cheh chel chlc choc choh chol choo clec clee cleo cloe cloo coce coch coco coel coho col- cole coll colo cooh cool e-cl eccc ecce eccl ecco eche echl echo eco- ecol eeee eele eeoc ehcc eheh ehel ehle ehlo elce elch elco elec elee eleh eleo elle ello eole eolo hccc hcch hech heel hehe heho hele hell helo hhcl hhhh hoce hoch hoel hohe hohl hoho hol- holc hole holh holl holo hooe hool lccc lcce lchc lece lech leco leel lehe lele lell lelo leoc lhec lhee lhhh llcc lllc llll lloc lloo locc loce loch loco lohe loho lole loll lolo looc looe lool o-eo occc oce ocee oche oclc oec- oecc oeec oele ohcc ohee ohel ohho ohoh olcc ole- oleh oleo olle ollo ooho oolo oooh oooo