cccc cccl ccee ccel cche cchl cchr cclc ccoc ccrc ccre ccrl cec- cece ceco ceec ceel cehl cel- celc cele cell celo ceol ceor cer- cerc cere cerl cero chce chch chec chee cheh chel cher chlc chlr choc choh chol choo chor chrc chro chrr clec clee cleo cler cloe cloo clor clro coce coch coco coel coho col- cole coll colo cooh cool cor- corc core corl coro corr crcc crce crcr cre- crec cree creh creo croc croe croh crol croo cror e-cl eccc ecce eccl ecco eche echl echo eco- ecol ecrc ecrl ecrr eeee eele eeoc eerc eero ehcc eheh ehel eher ehle ehlo ehre elce elch elco elec elee eleh eleo eler elle ello elro eole eolo eore eorl ercc erce erch erec erel erer erhc erle erll eroc eroe erol eroo errc erre erro hccc hcch hech heel heer hehe heho hele hell helo heor herc here herl hero herr hhcl hhhh hler hoce hoch hocr hoel hoer hohe hohl hoho hol- holc hole holh holl holo hooe hool hoor horc hore horl horo horr hree hrrc lccc lcce lcer lchc lchr lcor lcrl lece lech leco leel leer lehe lehr lele lell lelo leoc leor lerc lere lero lhec lhee lhhh lhor llcc lllc llll lloc lloo locc loce loch loco lohe loho lohr lole loll lolo looc looe lool loor lore loro lroc lrrc lrrr o-eo occc oce ocee oche oclc ocre ocrl ocro ocrr oec- oecc oeec oele oere ohcc ohee ohel oher ohho ohoh ohre olcc ole- oleh oleo oler olle ollo olor oocr ooer ooho oolo oooh oooo oore orce orch orco ore- orec oreh orel oreo orer orhe orle orlo oro- oroe oror orro rccc rcle recc rece rech recr reel rehe rele rell relo reol rere rero rhce rhee rheo rhoc rhoh rlee rocc roce roch roco roel roer rohe rohl rohr role roll rolo rool roor rorc rore roro rrle rrrr