c-cd cccc ccdc ccdr cced ccee ccgc ccoc ccod ccrc ccre ccrg cd-e cd-r cddr cdec cder cdre cec- cece ceco cedd cede cedo ceec cege cego ceor cer- cerc cerd cere cero cgcc cgcg cged cger cgro coce coco codd code coed cogo cood cor- corc cord core corg coro corr crcc crce crcr crdc cre- crec cred cree creg creo croc crod croe croo cror dccc dcgo dddd ddoc ddrc ddre dec- decc decd dece deco dedd dede dedo deed deeg deer dege dego deor der- derc dere derg dero derr dgeg dgge doce doco dod- dodd dode dodg dodo doeg doer dog- doge dogg dogo dood door dorc dord dore doro dorr dred dree dreg drge drod drog eccc ecce ecco ecdc eced eco- ecod ecog ecrc ecrr eddc edde eddo ede- eder edge edoc edod eede eeee eeoc eerc eerg eero egcc egcg egcr egec egee eger egge eggo ego- egor egre eocd eode eore ercc erce erde erec ered erer erg- ergg ergo eroc erod eroe eroo errc erre erro gc-c gccc gcrg gdor gdrc gece gedd gede gedo geed geer gege gegg gego geo- geog gerd gere gero gggg goce gocr gode godo goed goer gogo good goog goor gord gore gorg goro gorr grcc grce grdc grec gree greg groc grod grog groo gror grrr o-eo occc oce oced ocee ocre ocro ocrr oddd oded odeo oder odoo odor oec- oecc oedo oeec oere ogdc ogee oger ogge ogod ogog ogre ogro oocr ooer oooo oord oore orce orco orde ordo ore- orec ored oreg oreo orer orge orgo oro- oroe oror orro rccc rcdc rcde rcgc rcrd rcrg rder rdoc recc recd rece recr redc redd rede redo redr reed regd rege rego regr reod reog rerd rere rerg rero rocc roce roco rodd rode rodo roed roeg roer roge rogg rogo rood roog roor rorc rore roro rred rrrr