c-cor ccccc ceco- cecum ceere cemec cemmo cemre ceoce ceoor cerc- cerce cerco cerec cerer cero- ceroc cerou cerre cerro cmere co-co cocc- cocce cocco coceo cocom cocum cocur coeur comco comec comer comme commo commr comu- cooee cooer coome coore corce core- coree corer coreu corm- corme cormo coro- corre corum couco couer coume coure couru crece creem creer creme cremo creo- creu- creue croce croco crome cromo crooe croom crore croum cruce crume cruor crure cuero cumec cumm- cumo- cuoco cuomo cuore curce curer curre curro e-com ecume eecom eeeee emcee emcor emeco emeer emere emmer emore emure eomer eorre erem- eremo erere erome eroom eroor erore error eucre eum-u euro- eurre mccoo mccue mcree meco- mecom mecum meece meeco meemu meere memer memor merce merer mero- meroe merom meroo meror merre merur meuer meure meuro mmccc mmmcc mmmmm mocco mocoe mocre moeer moeme moere moero momme momoe mooer moore mooro morce moree morem morer mormo moroc moror morou morre morro morue morum moure mreru mrmom mrorr muco- mucor mucro mucum mucur mumcu mumme mummu mureu murom muror murre murro murru murum occur ocoee ocome ocree oeco- oerme oerum omemo omero omore omoro oo-er oocre ooooo oreco oreo- orere orero ormer ormoc ormur oroco oroer orome oromo orrum oruce oruro oueme oumer ouoro ource oure- r-co- recce recco recue recur reece reeme reemo reere remco remee remer remor remou remue reome rere- reree rerum reuer reume ro-ro rocco rocor rocou roero romeo romer romme rooer roome roomu roore rooue rorem rorer rouer roume roumm roure rucer ruere rumer rummo rummu rumor ruomu rurec u-cee ucero umeer umeme umore umour uouee ureme ureo- urour uruce urucu uuuuu