c-cd cccc ccdc ccdh cced ccee cche ccoc ccod cd-e cdec cec- cece ceco cedd cede cedo ceec ceke ceze chce chch chec ched chee cheh chek chez 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 cozd coze cozz dccc dche dddd ddoc dec- decc decd dece deck deco dedd dede dedo deed deek dek- deke dekh deze dezh dhec dhed dhee dhod dkdc doce doch dock doco dod- dodd dode dodo doek dohc doke doko dood dook doze dozo dzh- dzhe dzhh dzok dzze eccc ecce ecco ecdc eced eche echo ecko eco- ecod eddc edde eddo ede- edeh edoc edod eede eeee eeke eeoc eeze ehcc ehdd eheh ekch ekco eked ekek ekho eocd eode ezed ezek ezod ezzo hccc hcch hdoc hdod hech heck hedd hede hedo hedz heed heek hehe heho heke heze hhhh hkcc hoce hoch hock hode hodh hodk hoed hoek hohe hoho hoke hoko hood hooe hook hoze hozo kccc kccd kcck kcdc kcdd kcdz kcec kced kcee kceo kcez kche kchh kchk kcho kchz kckc kckk kcko kckz kcoe kcoh kcoz kcze kczo kczz kdcc kdcd kdce kdco kddc kddd kddk kdec kdez kdkd kdkk kdko kdoc kdoe kdok kdzz kech keck keco kedc kedd kede kedo keed keeh keek kehk kekc keke keko keok keze kezz khcc khch khck khdc khdk khec khed khhk khho khhz khke khkk khkz khoc khoe khok khoz khzk khzz kkcd kkch kkck kkco kkdc kkdd kkdo kkdz kked kkez kkhh kkhk kkkk kkoh kkoo kkoz kkzz kocd koch kock kode kodk kodo kodz koed kohd kohh koho kokc koke kokh kokk koko kokz kooc kook kooo kooz koze kozk kozo kzcd kzch kzdc kzee kzhd kzhe kzhk kzke kzkz kzoo kzoz kzzd kzzk kzzo kzzz 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 ooze ozd ozee ozek zech zeck zedd zede zedo zeek zeke zeko zeze zhee zoch zoco zodd zoke zoo- zook zozo zzhz zzzz