c-cd cccc ccci cccp ccdc ccdi ccdp ccdr cced ccee ccic ccid ccii ccip ccir ccpe ccpp ccpr ccrc ccre ccri ccrp cd-e cd-r cddr cdec cder cdic cdii cdre cec- cece ceci cecp cedd cede cedi ceec ceip cepc cepe cepp cepr cer- cerc cerd cere ceri cerp cicc cici cicr cidc cide cidi cidp cidr ciee cier ciid ciii cipp circ cire ciri cirr cpce cpep cper cpic cppd cpre cpri crcc crce crcr crdc cre- crec cred cree crei crep cric crie crip crpc dccc dcci dccp dcii dddd ddie ddrc ddre dec- decc decd dece deci dedd dede dedi deed deep deer deid deie deip deir depc depe depp depr der- derc dere deri derp derr dice dici dide didi died diep dier diii dipc dipe dipp dird dire dirr dpci dpcp dper dpie dppc dred dree drei dric drie drip eccc ecce ecci ecdc eced ecip ecpd ecpp ecrc ecri ecrr eddc edde eddi eddp ede- edei eder edie edip eede eeee eerc eid- eide eidi eidr eiec eied eiei eier eipr eird eire epcc epci epec epee eper epi- epic epid epie epip eppc eppp eprp ercc erce ercp erde erdi erec ered erei erer eric erie erpe errc erre iccc icci iccp iccr icdc icdd icde icdp icec iced icee icer icpc icpd icrc icre icrr idce idcr idec ided idee ider idic idid idie idir idrc idre iecc iedr ieie iere ieri iicd iide iied iiie iiii iirc ipcc ipce ipdc ipdi ipec iper ipid ipie ippc ippr ipri ircc ircd irdc irdp ired iree irer iri- iric irid irie irip irpc irpe irrc irre irri pccc pcce pcep pcer pcip pcpp pcrc pcrd pcre pdci pdcp pdic pdpr pdrc pece peci pecr ped- pede pedi peec peed peep peer peip peir pepd pepe pepi per- perc perd pere peri perp perr picc pice pici picr pide pied piep pier piip pipe pipi pipp pirc pire piri pirr ppcc ppcd ppci pper ppic ppid ppie pppd pppp pprc prcc prcd prcp pre- prec pred pree prep pri- prid prie prii prpd prrd prri rccc rcdc rcde rcep rcic rcid rcpd rcpi rcrd rder rdpc recc recd rece reci recp recr redc redd rede redi redr reed reep reid reii reir repe repi repp repr rerd rere reri ricc rice ridc ridd ride ridi ried riep rier ripd ripe ripi ripp ripr rire riri rpdp rpii rred rrrr