c-cd cccc ccdc ccdh cced ccee cche ccoc ccod cd-e cdec cec- cece ceco cedd cede cedo ceec ceke chce chch chec ched chee cheh chek choc chod choh chok choo ckch ckck ckco ckdo ckoc ckoo coce coch cock coco codd code coed coho cok- coke coko cood cooh cook dccc dche dddd ddoc dec- decc decd dece deck deco dedd dede dedo deed deek dek- deke dekh dhec dhed dhee dhod dkdc doce doch dock doco dod- dodd dode dodo doek dohc doke doko dood dook eccc ecce ecco ecdc eced eche echo ecko eco- ecod eddc edde eddo ede- edeh edoc edod eede eeee eeke eeoc ehcc ehdd eheh ekch ekco eked ekek ekho eocd eode hccc hcch hdoc hdod hech heck hedd hede hedo heed heek hehe heho heke hhhh hkcc hoce hoch hock hode hodh hodk hoed hoek hohe hoho hoke hoko hood hooe hook kccc kccd kcck kcdc kcdd kcec kced kcee kceo kche kchh kchk kcho kckc kckk kcko kcoe kcoh kdcc kdcd kdce kdco kddc kddd kddk kdec kdkd kdkk kdko kdoc kdoe kdok kech keck keco kedc kedd kede kedo keed keeh keek kehk kekc keke keko keok khcc khch khck khdc khdk khec khed khhk khho khke khkk khoc khoe khok kkcd kkch kkck kkco kkdc kkdd kkdo kked kkhh kkhk kkkk kkoh kkoo kocd koch kock kode kodk kodo koed kohd kohh koho kokc koke kokh kokk koko kooc kook kooo o-eo occc oce oced ocee oche ocke oddd oded odeo odoh odoo oec- oecc oedo oeec ohcc ohed ohee ohho ohoh ohok oked okeh okko okok ooho oooh oooo