-ene -one cccc cccu cccv ccee ccnc ccne ccnr ccnu ccoc ccrc ccre ccuc ccvo cec- cece ceco ceec cen- cene ceno ceor ceou cer- cerc cere cern cero ceux cevo cexe cnco cnex cnrc cnrr coce coco cocu coen coex con- conc cone conn cono conv coon cor- corc core corn coro corr coue coun cour coux cove covo coxe crcc crce crcr cre- crec cree cren creo creu crex crne croc croe cron croo cror crue crun crux cucc cuce cucn cuer cune cuno cuon cure curn curo curr cuve cvcc cven cver cvrr cxro cxxv cxxx eccc ecce ecco ecne eco- econ ecou ecrc ecrr ecru ecrv eeee eeoc eerc eero eevn en-v ence enco enee eneo ener ennc enne ennu eno- enoc enoe enon enue enur eone eore eoux er-x ercc erce erec eren erer erev erne erno eroc eroe eron eroo errc erre erro eruc erur eruv erve euer eur- eurc eure euro even ever evex evoe evon evoo evre exco exec exen exer exo- exon exor exrx nccc nccn nccr nccu ncec ncee ncen ncer ncnc ncoc ncor ncrc ncre ncue necc nece neco necr neen neer neev nene neno nenu neo- neoc neon neoo neox nerc nere nero nerr neru nerv neuc neue neun neuo neur neuu neve nevo nexe nexo nexx nnnn noce noco noer non- none nonn nono nonu nonx noo- noon nooo noor noov nor- norc nore norn noro norr norv noun nour nov- nove novo nren nroc nron nrrc nuce nucu nuee nuer nunc nune nunn nuno nuoc nuon nurc nure nurn nurr nuru nurv nuvo nvcc o-eo occc occn oce ocee ocon ocre ocro ocrr ocur oec- oecc oeec oen- oeno oere onc- once onco one- onec onee oneo oner onex onne onno onon onor onue onur oocr ooer oone oooo oore orce orco ore- orec oren oreo orer orex ornc orne orno oro- oroe oron oror orro orve orvr oucc ouen ouer oun- oune our- oure ourn ouro ouu- ovee oven over ovo- ovon ovoo ovre oxen oxer oxo- oxon oxox oxxo rccc rcnr rcon rcuv rcvr recc rece recr recu reen reev rene renn reno renu reou rere rero reru reue reuu reux reve revo rexx rnco rocc roce roco roen roer roev ronc rone rono roon roor roox rorc rore roro roru roue roun roux rove rovo roxo rrrr rrun ruce ruen ruer runc rune runn runo rurc rure ruro ruru ruun ruve ruvu rv-c rver ucon ucrc ueno uncc unce unco unec unee unen uner unne unno unon unov unox unro uocc uone uor- uore uovo ure- urex urne uro- uroo urox urre urun urur urve uuen uuno uuoc uuuu uv-c uven uver uvvu uxor uxue vcon vecc veen veer ven- vene venn veno venu veor ver- vere vern vero veur veve vevo vexx voce voer voeu vone vonn vooc voor vor- vore voro voru voue voun vour voxx vreo vrnn vroc vron vuco vuen vuno vver vvvv xcon xeer xen- xene xenn xeno xenu xeon xer- xero xexe xnee xoco xorn xoro xove xoxo xuxu xxvc xxxo xxxv xxxx