-ene cccc cccm ccee cche cchr ccmc ccmm ccnc ccne ccnm ccnr ccrc ccre cec- cece cecm ceec ceem ceme cemm cemr cen- cene cer- cerc cere cern chce chch chcm chec chee cheh chem chen cher chmc chmn chnc chnm chnr chrc chrn chrr cmcc cmec cmhc cmmc cmmn cmnh cmrn cmrr cnrc cnrr crcc crce crcr cre- crec cree creh crem cren crmn crne eccc ecce eccm ecem eche ecne ecrc ecrm ecrr eeee eerc ehcc eheh ehen eher ehre emcc emcn emen emer emhc emme emne emre ence ench enee enem ener ennc enne ercc erce erch erec erem eren erer erhc ermc erme erne errc erre hccc hcch hcmc hcmm hech heem heer hehe hehn hem- heme hene henh henn herc here herm hern herr hhhh hmmm hnce hree hrrc mccc mcmc mcrc mec- mecc mece mech mecr meem meen meer mehe mehr memc meme memr men- menc mene menn mer- merc mere merm mern mhem mhmm mhmr mmcc mmcm mmen mmhm mmmc mmmh mmmm mmrc mnem mr-c mrcc mrce mree mren mrmc mrnc mrrc nccc nccn nccr ncec ncee ncem ncen ncer nchc ncmh ncmm ncnc ncrc ncre necc nece nech necr neem neen neer nehe nem- neme nemn nene nenh nerc nere nerm nerr nhcc nhmc nhnn nhrc nm-e nmmc nmnh nmrc nnmc nnnn nrem nren nrrc rccc rchm rcnr recc rece rech recm recr reem reen rehe rehm rehn reme remn rene renn rere rhce rhcm rhee rhem rhen rrmc rrrr