-ene -one c-cd cccc cccf ccdc ccdf ccdh ccdn ccdr cced ccee ccfc ccfd ccff cche cchr ccnc ccne ccnf ccnr ccoc ccod ccrc ccre ccrf cd-e cd-r cddr cdec cdef cder cdfe cdnc cdnf cdon cdre cec- cece ceco cedd cede cedo ceec cef- cefc cefn cen- cend cene ceno ceor cer- cerc cerd cere cerf cern cero cfcf cfcn cfco cffr cfnr cfor cfre cfrn chce chch chec ched chee chef cheh chen cher chfc chfr chnc chno chnr choc chod choh chon choo chor chrc chrd chrf chrn chro chrr cnco cndd cnoh cnrc cnrr coce coch coco codd code coed coen cofc cofe coff cohn coho con- conc cond cone conf conn cono cood coof cooh coon cor- corc cord core corf corn coro corr crcc crce crcr crdc cre- crec cred cree creh cren creo crfc crne croc crod croe croh cron croo cror dccc dcfc dche dcon dddd ddoc ddrc ddre dec- decc decd dece deco dedd dede dedo deed deef deen deer defe deff defn defo dehn dene denn deno deon deor der- derc dere derf dern dero derr dfcc dfco dfer dfoe dfrf dhec dhed dhee dher dhfc dhod dhor dhrn dnce dner dnoc dnrc doce doch doco dod- dodd dode dodo doen doer doff dohc dohr donc dond done donn dono donr dood doof doon door dorc dord dore dorf dorn doro dorr dred dree dref dreh dren drfc drnh drno drod drof droh dron eccc ecce ecco ecdc ecdf eced ecef ecfc ecfr eche echo ecne eco- ecod econ ecrc ecrf ecrr eddc edde eddo ede- edeh eden eder edno edoc edod edon edrn eede eeee eefe eefn eend eeoc eerc eero efco efen efeo efon efor ehcc ehdd eheh ehen eher ehre ence ench enco end- ende endh endo ened enee eneo ener ennc enne eno- enoc enoe enon eocd eode eone eore ercc erce erch erde erdf erec ered eren erer erfc erhc erne erno eroc erod eroe eron eroo errc erre erro fccf fcch fdoc fece fech fede fedn feed feen feer fefc fefe feff fefo fehd fehr fend fene fenn feod feof feoh feon ferc ferd fere fern fero ferr ffcc ffee ffff ffrr fndd fndn fndr foce foch foco fode foed foer fofo fohn fohr fond fone fono food foof foon for- ford fore forn foro forr frcc frcn fred free fren freo frfc froe froh fron hccc hcch hcdr hcfc hcrd hdfc hdoc hdod hech hedd hede hedo heed heef heer hefd hefe hehe hehn heho hend hene henh henn heno heor herc herd here hern hero herr hfce hhhh hhof hnce hndd hoce hoch hocn hocr hode hodh hodr hoed hoen hoer hofe hoff hohe hohn hoho hond hone hono hood hooe hoof hoon hoor horc hord hore horn horo horr hrdc hrdn hree hrfc hrod hron hrrc nccc nccf nccn nccr ncdc ncdn ncdr ncec nced ncee ncef ncen ncer ncfc ncfe nchc nchd ncnc ncnd ncoc ncor ncrc ncre ndcc ndde nddo nder ndhf ndoc ndor ndrc ndre ndrf necc nece nech neco necr nedc nedd nede nedo need neef neen neer nefd nefe neff nefh nehe nend nene nenh neno neo- neoc neod neon neoo nerc nerd nere nerf nero nerr nfdc nfer nfff nfon nhcc nhnn nhon nhrc nnnn noce noch noco node nodo noed noer nohn noho non- none nonn nono noo- noon nooo noor nor- norc nord nore norf norn noro norr nrdc nren nrfc nroc nron nrrc nrrd o-eo occc occn oce oced ocee ocef oche ocon ocre ocro ocrr oddd oded oden odeo oder odoh odon odoo odor oec- oecc oedn oedo oeec oen- oeno oere ofcr ofdr ofen ofer off- offc offe offh offo offr ofno ofor ofre ohcc ohed ohee ohen oher ohho ohne ohno ohoh ohre ohrn onc- oncd once oncf onco onde ondo one- onec oned onee oneh oneo oner onne onno onod onon onor oocr ooer ooff ooho oone oooh oooo oord oore orce orch orco orde ordn ordo ore- orec ored oreh oren oreo orer orfe orff orhe ornc orne orno oro- oroe orof oron oror orro rccc rcdc rcde rcfc rcnr rcon rcrd rder rdoc recc recd rece rech recr redc redd rede redh redo redr reed reef reen refd refe reff refn refr rehe rehn rend rene renn reno reod reof rerd rere rero rfef rffc rhce rhee rhen rheo rhoc rhod rhoh rhon rnco rndc rndf rnod rocc roce roch roco rodd rode rodo roed roen roer rofc rofe roff rofo rohe rohn rohr ronc rond rone rono rood roof roon roor rorc rore roro rred rrfc rrrr