c-cd cccc ccci cccu ccdc ccdi ccdr cced ccee ccic ccid ccii ccir ccix ccoc ccod ccrc ccre ccri ccuc ccxi cd-e cd-r cddr cdec cder cdex cdic cdii cdio cdre cdxi cec- cece ceci ceco cedd cede cedi cedo cedu ceec ceor ceou cer- cerc cerd cere ceri cero ceui ceux cexe cicc cici cico cicr cicu cidc cide cidi cidr ciee cier ciid ciii cior circ cire ciri ciro cirr ciuc cixi coce coco cocu codd code codi coed coex coir coix cood cor- corc cord core cori coro corr coud coue cour coux coxe crcc crce crcr crdc cre- crec cred cree crei creo creu crex cric crie criu croc crod croe croo cror crud crue crux cucc cuce cuci cude cudi cued cuer cui- cuir curd cure curi curo curr cxii cxix cxro cxxi cxxx d-ix dccc dcci dccu dcii dcio dcix dcxi dcxx dddd ddie ddoc ddrc ddre dec- decc decd dece deci deco dedd dede dedi dedo dedu deed deer deid deie deir deor der- derc dere deri dero derr deue deur deux dex- dexe dice dici dico dide didi dido didu died dier dieu diex diii dioc dior diou dird dire dirr diux dixi do-x doce doci doco docu dod- dodd dode dodi dodo doer doid doix dood door dorc dord dore dori doro dorr doru douc doud doue dour doux dred dree drei dric drie drix drod drou drue drui druu duce duco dudd dude dudo dudu duer duid duir duo- dure duri duro duru duur dxcc dxci dxco dxdc dxdr dxec dxed dxii dxix dxoc dxrd dxre dxrr dxrx dxue dxur dxxr dxxx eccc ecce ecci ecco ecdc eced eco- ecod ecou ecrc ecri ecrr ecru eddc edde eddi eddo ede- edei eder edex edie edoc edod edou edru educ edur eede eedu eeee eeoc eerc eero eico eid- eide eidi eido eidr eidu eiec eied eiei eier eiou eird eire eocd eode eoir eore eori eoux er-x ercc erce erde erdi erec ered erei erer eric erie erio eriu eroc erod eroe eroi eroo errc erre erro eruc erur eucd eude euer euoi eur- eurc eure euro exco exec exed exer exid exo- exod exor exrx iccc icci icco iccr iccu icdc icdd icde icec iced icee icer icex icoc icod icor icrc icre icrr icru icue idce idcr iddo idec ided idee ideo ider idex idic idid idie idio idir idoc idrc idre idro iduo iecc iedr ieie ieio iere ieri ieud iicd iide iied iiie iiii iiio iioi iioo iirc iiuc ioci iod- iodd iode iodo ioee ioii ioio iooi iooo iore iori ircc ircd ircu ircx irdc irdo ired iree irer irex iri- iric irid irie irio irix iroc irod irrc irre irri iucc iuce iuiu ixxi o-eo occc occi oce oced ocee ocre ocro ocrr ocur odci oddd oddi oded odei odeo oder odex odic odie odio odir odiu odoo odor odou odur oec- oecc oedo oeec oeid oere oici oido oier oiii oire oocr oodi ooer ooid oooo oord oore orce orci orco orde ordo ordu ore- orec ored oreo orer orex ori- oric orid orie orio orix oro- oroe oror orri orro oucc oudc oude oued ouer ouie ouii ouir our- oure ouro ouu- oxer oxi- oxic oxid oxie oxo- oxox oxud oxxo rccc rcdc rcde rcic rcid rcrd rder rdio rdoc recc recd rece reci recr recu redc redd rede redi redo redr redu redx reed reid reii reir reiu reod reou rerd rere reri rero reru reue reuu reux rexx ricc rice rico ridc ridd ride ridi rido ridx ried rier rieu riex riou rire riri riue rixc rixe rixo rocc roce roco rodd rode rodi rodo roed roer roid roio roir roiu rood rooi roor roox rorc rore rori roro roru roud roue roux roxo rred rrrr ruce ruci rudd rude rudi rudo rued ruer ruid rurc rurd rure ruri ruro ruru ruud u-ie ucci ucdc ucdd ucio ucrc uddi uder udic udid udir udoo udox ueir uirr uocc uor- uore urci urde urdu ure- ured urex uric urie uriu urix uro- uroo urox urre urri urur uuoc uuri uuuu uxor uxue x-ed xcii xcri xdcc xeer xer- xero xexe xico xidi xiii xixi xoco xoro xoxo xrcd xrod xuri xuxu xxii xxix xxxi xxxo xxxx