c-cd cccc cccu ccdc cced ccee ccgc ccoc ccod ccuc cd-e cdec cec- cece ceco cedd cede cedo cedu ceec cege cego ceke ceou cgcc cgcg cged ckck ckco ckdo ckdu ckgo ckoc ckoo coce cock coco cocu codd code coed cogo cok- coke coko cood cook coud coue couk cucc cuce cuck cude cued cuek cuk- cuke dccc dccu dcgo dddd ddoc dec- decc decd dece deck deco dedd dede dedo dedu deed deeg deek dege dego degu dek- deke deue deuk dgeg dgge dgkd dgkg dkdc doce dock doco docu dod- dodd dode dodg dodo doeg doek dog- doge dogg dogo dogu doke doko dood dook douc doud doue doug douk duce duck duco dudd dude dudo dudu dugu duke duku duo- eccc ecce ecco ecdc eced ecko eco- ecod ecog ecou eddc edde eddo ede- edge edoc edod edou educ eede eedu eeee eeke eeoc egcc egcg egec egee egge eggo ego- ekco eked ekek eocd eode eucd eude euge gc-c gccc gece geck gedd gede gedo gedu geed geek gege gegg gego geko geo- geog geue gggg goce gode godo goed gogo goke goku good goog gook gou- goud goug gouk guck gude gudo gudu guge gugg gugu kccc kccd kcck kccu kcdc kcdd kcdu kcec kced kcee kceg kceo kceu kcgc kckc kckk kcko kcoe kcog kcou kcue kcuk kdcc kdcd kdce kdco kddc kddd kddg kddk kdec kdge kdgo kdkd kdkk kdko kdoc kdoe kdog kdok kduc kdug kecg keck keco kedc kedd kede kedg kedo keed keek kege kegg kegk kekc keke keko keku keok keug kgcc kgcd kgce kgdc kgdd kgec kged kgeo kggg kggo kgoe kgou kgud kkcd kkck kkco kkdc kkdd kkdg kkdo kked kkeg kkgo kkkk kkoo kkuu kocd kock kode kodk kodo kodu koed kogd koge kogg kogo kogu kokc koke kokk koko koku kooc koog kook kooo koou koue kouu kucc kucd kuce kuco kudd kude kudo kudu kued kuek kueu kuge kugo kuke kukk kuku kuok kuoo kuuk kuuu o-eo occc oce oced ocee ocke oddd oded odeo odoo odou oec- oecc oedo oeec ogdc ogee ogge ogod ogog ogou okcu oked okgo okko okok ooku oooo oucc oudc oude oued ouge ouu- ucdc ucdd udge udoo uduk ugcc ugcg ugeo uggo ugod uguu ukcc ukek ukeu ukko ukok uocc uoke uuoc uuuu