-ene -one c-cd cccc cccv ccdc ccdn ccdr cced ccee ccjo ccnc ccne ccnr ccoc ccod ccrc ccre ccvo cd-e cd-r cddr cdec cder cdnc cdon cdre cdvd cec- cece ceco cedd cede cedo ceec cejc cen- cend cene ceno ceor cer- cerc cerd cere cern cero cevo cjcj cjdc cjdv cjnr cjon cjor cjrc cjrj cjrn cnco cndd cnnj cnrc cnrr coce coco codd code coed coen cojo con- conc cond cone conj conn cono conv cood coon cor- corc cord core corn coro corr cove covo crcc crce crcr crdc cre- crec cred cree cren creo crne croc crod croe cron croo cror cvcc cven cver cvrd cvrr dccc dccv dcon dcvd dddd ddoc ddrc ddre dec- decc decd dece decj deco dedd dede dedo deed deen deer deev deje dene denn deno deon deor der- derc dere derj dern dero derr derv deve devo djed djer dnce dner dnev dnoc dnrc doce doco dod- dodd dode dodo doen doer dojo donc dond done donn dono donr dood doon door dorc dord dore dorn doro dorr dove dred dree dren drev drno drod dron drvn dvdr dvno dvor eccc ecce ecco ecdc eced ecne eco- ecod econ ecrc ecrr ecrv eddc edde eddo ede- eden eder edjo edno edoc edod edon edrn edve eede eeee eend eeoc eerc eero eevn ejer ejoo en-v ence enco end- ende endo ened enee eneo ener ennc enne eno- enoc enoe enoj enon eocd eode eone eore ercc erce erde erec ered eren erer erev erne erno eroc erod eroe eron eroo errc erre erro erve even ever evje evoe evon evoo evre j-ro jccc jcrc jcvd jeed jeer jene jeno jeon jere jero jjcc jnco jner joce joco jodo joed joee jojo jond jone jonn jono joon joor jore jorn joro jove jovo jrdn nccc nccn nccr ncdc ncdn ncdr ncec nced ncee ncen ncer ncnc ncnd ncoc ncor ncrc ncre ndcc ndde nddo nder ndoc ndor ndrc ndre necc nece neco necr nedc nedd nede nedo need neen neer neev nejd nejo nend nene neno neo- neoc neod neon neoo nerc nerd nere nero nerr nerv neve nevo njdc njvc nnnn noce noco node nodo noed noer non- none nonn nono noo- nooj noon nooo noor noov nor- norc nord nore norn noro norr norv nov- nove novo nrdc nren nroc nron nrrc nrrd nvcc o-eo occc occn oce oced ocee ocon ocre ocro ocrr oddd oded oden odeo oder odon odoo odor oec- oecc oedn oedo oeec oen- oeno oere onc- oncd once onco onde ondo one- onec oned onee oneo oner onne onno onod onon onor oocr ooer oone oooo oord oore orce orco orde ordn ordo ore- orec ored oren oreo orer ornc orne orno oro- oroe oron oror orro orve orvr ovde ovee oven over ovo- ovod ovon ovoo ovre rccc rcdc rcde rcnr rcon rcrd rcvr rder rdev rdoc recc recd rece recr redc redd rede redo redr reed reen reev rejd rend rene renn reno reod rerd rere rero revd reve revo rjdj rnco rndc rnod rocc roce roco rodd rode rodo roed roen roer roev roje rojo ronc rond rone rono rood roon roor rorc rore roro rove rovo rred rrrr rv-c rved rver vcjd vcon vdcc vdec vder vdre vecc vedc vede vedo veen veer ven- vend vene venn veno veor ver- verd vere vern vero veve vevo voce vode vodo voer vond vone vonn vooc voor vor- vord vore voro vred vreo vrnn vroc vron vver vvvv