-ene -one c-cd cccc cccp ccdc ccdh ccdn ccdp cced ccee cche cchp ccnc ccne ccnp ccoc ccod ccpe ccpn ccpp cd-e cdec cdnc cdon cec- cece ceco cecp cedd cede cedo ceec cen- cend cene ceno ceop cepc cepe ceph cepo cepp chce chch chcp chec ched chee cheh chen chep chnc chno choc chod choh chon choo chop chpp cnco cncp cndd cndp cnep cnoh coce coch coco cocp codd code coed coen coep cohn coho con- conc cond cone conn cono cood cooh coon coop copd cope coph copo copp cpce cpep cppd dccc dccp dche dcon dcop dcpo dddd ddoc ddpo dec- decc decd dece deco dedd dede dedo deed deen deep dehn dene denn deno deon deop depc depe depo depp dhcp dhec dhed dhee dhod dnce dnoc dnpo doce doch doco dod- dodd dode dodo doen dohc donc dond done donn dono donp dood doon doop dope dopo dopp dpcp dphp dppc dpph eccc ecce ecco ecdc eced eche echo ecne eco- ecod econ ecop ecpd ecpp eddc edde eddo eddp ede- edeh eden edno edoc edod edon eede eeee eend eeoc ehcc ehdd eheh ehen ence ench enco end- ende endh endo ened enee eneo ennc enne eno- enoc enoe enon enp- eocd eode eone epcc epch epec epee epen eph- epoc epod epon eppc eppo eppp hccc hcch hcpc hdoc hdod hech hedd hede hedo hedp heed heep hehe hehn heho hend hene henh henn heno hepc hepe hepp hhhh hhpc hnce hndd hoce hoch hocn hode hodh hoed hoen hohe hohn hoho hond hone hono hood hooe hoon hoop hope hopo hopp hpcc hpdh hppe nccc nccn nccp ncdc ncdn ncec nced ncee ncen ncep nchc nchd ncnc ncnd ncoc ncpc ndcc ndcp ndde nddo ndnp ndoc ndop ndpd necc nece nech neco nedc nedd nede nedo need neen neep nehe nend nene nenh neno neo- neoc neod neon neoo nepc nepe neph nhcc nhdp nhnn nhon nnnn noce noch noco node nodo noed nohn noho non- none nonn nono noo- noon nooo noop nope noph npcc nppc nppd o-eo occc occn oce oced ocee oche ocon ocpd ocpp oddd oded oden odeo odoh odon odoo odop oec- oecc oedn oedo oeec oen- oeno ohcc ohed ohee ohen ohho ohne ohno ohoh onc- oncd once onco onde ondo one- onec oned onee oneh oneo onep onne onno onod onon ooho oone oooh oooo opec oped open opep opo- opon oppo pccc pcce pcep pchp pcod pcoe pcpn pcpp pdcp pdoc pdpn pece pech peco ped- pede pedo peec peed peen peep pehe peho pen- penc pend pene penh penn peno peon pepd pepe pepo phcc phe- phen phno phoh phon phoo pnec pnon pnpo pnpp pocd poce poch poco pod- podd pode podo poed ponc pond pone pono ponp pood pooh poon poop pop- popc pope popo popp ppcc ppcd ppen ppod pppd pppn pppo pppp