c-cd cccc cccp ccdc ccdp cced ccee ccoc ccod ccpe ccpp cd-e cdec cec- cece ceco cecp cedd cede cedo ceec ceop cepc cepe cepo cepp coce coco cocp codd code coed coep cood coop copd cope copo copp cpce cpep cppd dccc dccp dcop dcpo dddd ddoc ddpo dec- decc decd dece deco dedd dede dedo deed deep deop depc depe depo depp doce doco dod- dodd dode dodo dood doop dope dopo dopp dpcp dppc eccc ecce ecco ecdc eced eco- ecod ecop ecpd ecpp eddc edde eddo eddp ede- edoc edod eede eeee eeoc eocd eode epcc epec epee epoc epod eppc eppo eppp o-eo occc oce oced ocee ocpd ocpp oddd oded odeo odoo odop oec- oecc oedo oeec oooo opec oped opep opo- oppo pccc pcce pcep pcod pcoe pcpp pdcp pdoc pece peco ped- pede pedo peec peed peep pepd pepe pepo pocd poce poco pod- podd pode podo poed pood poop pop- popc pope popo popp ppcc ppcd ppod pppd pppo pppp