c-cd cccc cccl cccu cccv ccdc ccdr cced ccee ccel cclc cclv ccoc ccod ccrc ccre ccrl ccuc ccvo cd-e cd-r cddl cddr cdec cder cdlv cdre cdvd cec- cece ceco cedd cede cedo cedu ceec ceel cel- celc cele cell celo ceol ceor ceou cer- cerc cerd cere cerl cero cevo clcd cldc cldr clec cled clee cleo cler cleu clod cloe cloo clor clou clrd clro clrv clud clue coce coco cocu codd code codl coed coel col- cold cole coll colo colu cood cool cor- corc cord core corl coro corr coud coue coul cour cove covo crcc crce crcr crdc cre- crec cred cree creo creu croc crod croe crol croo cror crud crue cucc cuce cude cued cuer culc culd cule cull culo curd cure curl curo curr cuve cvcc cver cvrd cvrr dccc dccl dccu dccv dclv dcvd dddd ddlc ddoc ddrc ddre dec- decc decd dece decl deco dedd dede dedo dedu deed deel deer deev deld dele dell delo deol deor der- derc dere dero derr derv deue deul deur deve devo dlco dlvo doce doco docu dod- dodd dode dodo doel doer dold dole doll dolo dolu dood dool door dorc dord dore doro dorr doru douc doud doue doul dour dove dred dree drel drev drod drol drou drue druu druv duce duco dudd dude dudo dudu duel duer dulc dule dull dulo dulu duo- dure duro duru duul duur duve dvdr dvor dvvl e-cl eccc ecce eccl ecco ecdc ecdl eced eco- ecod ecol ecou ecrc ecrl ecrr ecru ecrv eddc edde eddo ede- edel eder edle edoc edod edou edru educ edur edve eede eedu eeee eele eelv eeoc eerc eero elce elco elde eldr elec eled elee eleo eler elev elle ello ellu elod elro elue elul elve elvo eocd eode eole eolo eore eorl ercc erce erde erec ered erel erer erev erld erle erll eroc erod eroe erol eroo errc erre erro eruc erur eruv erve eucd eude euer eule eur- eurc eure euro evel ever evoe evol evoo evre lccc lcce lcdd lcdr lcer lcor lcrd lcrl lcrv lddv ldeo le-u lece leco lede ledo leed leel leer lele lell lelo lelu leoc leod leor leou leov lerc lerd lere lero leuc leud leur lev- levc leve levo llcc lldc lleu lllc llll lloc llod lloo llud lo-v locc loce loco locu lode loeu lold lole loll lolo looc lood looe lool loor lord lore loro loud loue loul lour louu love lovo lrdd lroc lrrc lrrr luce ludd lude ludo lued luer lule lull lulu lurd lure lurv luvd luve lvcc lvov lvrr o-eo occc oce oced ocee oclc ocre ocrl ocro ocrr ocul ocur oddd oded odel odeo oder odle odoo odor odou odrl odur oec- oecc oedo oeec oele oere olcc olde ole- oled oleo oler olev olle ollo olor olov olur oocr ooer oold oolo oooo oord oore orce orco orde ordo ordu ore- orec ored orel oreo orer orle orlo orlu oro- oroe oror orro orve orvr oucc oudc oude oued ouer ould oule oulu our- oure ouro ouu- ovde ovee over ovo- ovod ovol ovoo ovre rccc rcdc rcde rcle rcrd rcuv rcvr rder rdev rdoc recc recd rece recr recu redc redd rede redl redo redr redu reed reel reev reld rele rell relo reod reol reou rerd rere rero reru reue reul reuu revd reve revo rlee rleu rocc roce roco rodd rode rodo roed roel roer roev rold role roll rolo rood rool roor rorc rore roro roru roud roue roul rove rovo rred rrle rrrr ruce rudd rude rudl rudo rued ruel ruer rule rull rulo rurc rurd rure ruro ruru ruud ruve ruvu rv-c rved rver ucdc ucdd ucel ucrc udel uder udev udoo uele uell ulcc ulco ulde ulee uleo ulle ullo ullr ulo- uloc ulul uocc uolc uor- uore uovo urde urdu ure- ured urle uro- urol uroo urre urur urve uulu uuoc uuuu uv-c uvel uver uvrd uvvu vdcc vdec vder vdre vecc vedc vede vedo veel veer vel- veld vele vell velo velu veol veor ver- verd vere verl vero veur veve vevo vlcc vldl vloc voce vode vodo voel voer voeu volc vold vole voll volo vooc vool voor vor- vord vore voro voru voud voue voul vour vrdl vred vreo vroc vuco vudu vuel vull vver vvvv