-ene -one c-cd cccc cccf cccu ccdc ccdf ccdn ccdr cced ccee ccfc ccfd ccff ccnc ccne ccnf ccnr ccnu ccoc ccod ccrc ccre ccrf ccuc cd-e cd-r cddr cdec cdef cder cdfe cdnc cdnf cdon cdre cec- cece ceco cedd cede cedo cedu ceec cef- cefc cefn cen- cend cene ceno ceor ceou cer- cerc cerd cere cerf cern cero cfcf cfcn cfco cffr cfnr cfor cfre cfrn cfun cnco cndd cnrc cnrr coce coco cocu codd code coed coen cofc cofe coff con- conc cond cone conf conn cono cood coof coon cor- corc cord core corf corn coro corr coud coue coun cour crcc crce crcr crdc cre- crec cred cree cren creo creu crfc crne croc crod croe cron croo cror crud crue crun cucc cuce cucn cude cued cuer cufc cuff cufo cund cune cuno cuon curd cure curf curn curo curr dccc dccu dcfc dcon dddd ddoc ddrc ddre dec- decc decd dece deco dedd dede dedo dedu deed deef deen deer defe deff defn defo dene denn deno denu deon deor der- derc dere derf dern dero derr deue deur dfcc dfco dfcu dfer dfoe dfrf dnce dner dnoc dnrc doce doco docu dod- dodd dode dodo doen doer doff donc dond done donn dono donr dood doof doon door dorc dord dore dorf dorn doro dorr doru douc doud doue douf doun dour dred dree dref dren drfc drno drod drof dron drou drue druu duce duco dudd dude dudo dudu duer dufc duff dufu dunc dune dunn duno duo- duon dure durn duro duru duur eccc ecce ecco ecdc ecdf eced ecef ecfc ecfr ecne eco- ecod econ ecou ecrc ecrf ecrr ecru eddc edde eddo ede- eden eder edfu edno edoc edod edon edou edrn edru educ edun edur eede eedu eeee eefe eefn eend eeoc eerc eero efco efen efeo efon efor ence enco end- ende endo endu ened enee eneo ener ennc enne ennu eno- enoc enoe enon enue enuf enur eocd eode eone eore ercc erce erde erdf erec ered eren erer erfc erne erno eroc erod eroe eron eroo errc erre erro eruc erur eucd eude euer eufc eur- eurc eure euro fccf fdoc fece fede fedn feed feen feer fefc fefe feff fefo fend fene fenn feod feof feon ferc ferd fere fern fero ferr feru feud ffcc ffee ffff ffrr ffun fndd fndn fndr fnuf foce foco fode foed foer fofo fond fone fono food foof foon for- ford fore forn foro forr foud foun four frcc frcn fred free fren freo frfc froe fron frou frue frun fuc- fudd fude fufc fuff fufu fund fune funf fuor fur- fure furn furo furr nccc nccf nccn nccr nccu ncdc ncdn ncdr ncdu ncec nced ncee ncef ncen ncer ncfc ncfe ncnc ncnd ncoc ncor ncrc ncre ncue ndcc ndde nddo nder ndoc ndor ndrc ndre ndrf necc nece neco necr nedc nedd nede nedo nedu need neef neen neer nefd nefe neff nend nene neno nenu neo- neoc neod neon neoo nerc nerd nere nerf nero nerr neru neuc neue neuf neun neuo neur neuu nfcu nfdc nfer nfff nfon nnnn noce noco node nodo nodu noed noer non- none nonn nono nonu noo- noon nooo noor nor- norc nord nore norf norn noro norr noun nour nrdc nren nrfc nroc nron nrrc nrrd nuce nucu nudc nudd nude nudo nuee nuer nuff nunc nune nunn nuno nuoc nuon nurc nurd nure nurn nurr nuru o-eo occc occn oce oced ocee ocef ocon ocre ocro ocrr ocur oddd oded oden odeo oder odon odoo odor odou odur oec- oecc oedn oedo oeec oen- oeno oere oeuf ofcr ofdr ofen ofer off- offc offe offo offr offu ofno ofor ofre onc- oncd once oncf onco onde ondo one- onec oned onee oneo oner onne onno onod onon onor onue onur oocr ooer ooff oone oooo oord oore orce orco orde ordn ordo ordu ore- orec ored oren oreo orer orfe orff orfu ornc orne orno oro- oroe orof oron oror orro oucc oudc oude oued ouen ouer oufc oufe ouff oun- ound oune our- oure ourn ouro ouu- rccc rcdc rcde rcfc rcnr rcon rcrd rder rdoc recc recd rece recr recu redc redd rede redo redr redu reed reef reen refd refe reff refn refr refu rend rene renn reno renu reod reof reou rerd rere rero reru reue reuf reuu rfef rffc rnco rndc rndf rnod rocc roce roco rodd rode rodo roed roen roer rofc rofe roff rofo ronc rond rone rono rood roof roon roor rorc rore roro roru roud roue rouf roun rred rrfc rrrr rrun ruce rudd rude rudo rued ruen ruer rufc rufe ruff rufo runc rund rune runf runn runo rurc rurd rure ruro ruru ruud ruun ucdc ucdd ucon ucrc uden uder udon udoo udun uend ueno ufcu ufer uffe uncc unce uncf unco unde undo unec uned unee unef unen uner unfd unne unno unon unrf unro uocc uofo uone uor- uore urde urdu ure- ured urfe urff urne uro- uroo urre urun urur uuen uuno uuoc uuuu