-ene -one cccc cccv ccee cche cchr ccnc ccne ccnr ccoc ccrc ccre ccvo cec- cece ceco ceec cen- cene ceno ceor cer- cerc cere cern cero cevo chce chch chec chee cheh chen cher chev chnc chno chnr choc choh chon choo chor chov chrc chrn chro chrr chvo cnco cnoh cnrc cnrr coce coch coco coen cohn coho con- conc cone conn cono conv cooh coon cor- corc core corn coro corr cove covo crcc crce crcr cre- crec cree creh cren creo crne croc croe croh cron croo cror cvcc cven cver cvrr eccc ecce ecco eche echo ecne eco- econ ecrc ecrr ecrv eeee eeoc eerc eero eevn ehcc eheh ehen eher ehre en-v ence ench enco enee eneo ener ennc enne eno- enoc enoe enon eone eore ercc erce erch erec eren erer erev erhc erne erno eroc eroe eron eroo errc erre erro erve even ever evoe evon evoo evre hccc hcch hech heer hehe hehn heho hene henh henn heno heor herc here hern hero herr heve hevn hhhh hnce hoce hoch hocn hocr hoen hoer hohe hohn hoho hone hono hooe hoon hoor horc hore horn horo horr hove hree hron hrrc hvcc nccc nccn nccr ncec ncee ncen ncer nchc ncnc ncoc ncor ncrc ncre necc nece nech neco necr neen neer neev nehe nene nenh neno neo- neoc neon neoo nerc nere nero nerr nerv neve nevo nhcc nhnn nhon nhrc nnnn noce noch noco noer nohn noho non- none nonn nono noo- noon nooo noor noov nor- norc nore norn noro norr norv nov- nove novo nren nroc nron nrrc nvcc o-eo occc occn oce ocee oche ocon ocre ocro ocrr oec- oecc oeec oen- oeno oere ohcc ohee ohen oher ohho ohne ohno ohoh ohre ohrn onc- once onco one- onec onee oneh oneo oner onne onno onon onor oocr ooer ooho oone oooh oooo oore orce orch orco ore- orec oreh oren oreo orer orhe ornc orne orno oro- oroe oron oror orro orve orvr ovee oven over ovo- ovon ovoo ovre rccc rcnr rcon rcvr recc rece rech recr reen reev rehe rehn rene renn reno rere rero reve revo rhce rhee rhen rheo rhoc rhoh rhon rnco rocc roce roch roco roen roer roev rohe rohn rohr ronc rone rono roon roor rorc rore roro rove rovo rrrr rv-c rver rvvh vche vcon vecc vech veen veer veho ven- vene venn veno veoh veor ver- vere vern vero veve vevo vhhh voce voer voho vone vonn vooc voor vor- vore voro vreo vrhe vrnn vroc vron vver vvvv