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 ceke cepc cepe cepp cepr cer- cerc cerd cere ceri cerp cicc cici cicr cidc cide cidi cidp cidr ciee cier ciid ciii cikr cipp circ cire ciri cirk cirr ckck cker ckpc ckpr ckrc ckrd cpce cpep cper cpic cppd cpre cpri crcc crce crcr crdc cre- crec cred cree crei crep cric crie crik crip crkc crkp crpc dccc dcci dccp dcii dcrk dddd ddie ddrc ddre dec- decc decd dece deci deck dedd dede dedi deed deek deep deer deid deie deip deir dek- deke depc depe depp depr der- derc dere deri derk derp derr dice dici dick dide didi died diep dier diii dike diki dipc dipe dipp dird dire dirk dirr dkdc dkid dpci dpcp dper dpie dppc dprk dred dree drei drek dric drie drip eccc ecce ecci ecdc eced ecip ecpd ecpp ecrc ecri ecrr eddc edde eddi eddp ede- edei eder edie edik edip eede eeee eeke eerc eick eid- eide eidi eidr eiec eied eiei eier eike eiki eipr eird eire eked ekek eker ekki ekpe epcc epci epec epee eper epi- epic epid epie epik epip eppc eppp eprp ercc erce ercp erde erdi erec ered erei erer eric erie erik erke erki erpe errc erre iccc icci iccp iccr icdc icdd icde icdp icec iced icee icer icke 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 ikee iker ikid ikki ikri ipcc ipce ipdc ipdi ipec ipek iper ipid ipie ippc ippr ipri ircc ircd irdc irdp ired iree irer iri- iric irid irie irip irki irpc irpe irrc irre irri k-ci k-id kccc kccd kcci kcck kccr kcdc kcdd kcdi kcdr kcec kced kcee kcei kcep kcic kcid kcie kcii kcir kckc kckk kckr kcpc kcpi kcpr kcrc kcri kcrp kcrr kdcc kdcd kdce kdcr kddc kddd kddi kddk kddr kdec kdei kdep kdic kdkd kdkk kdkr kdpi kdpr kdri keck kecr kedc kedd kede kedi kedp kedr keed keek keep keer keid keii keik keir kekc keke keki kep- kepc kepd kepe kepi ker- kerc kere keri kerk kerp kerr kicc kicd kice kick kicp kicr kidd kide kidi kidk kidr kier kiic kiid kiii kiik kiip kikc kikd kiki kikk kikr kip- kipe kipi kipp kipr kirc kiri kirk kirp kirr kkcd kkci kkck kkcr kkdc kkdd kked kkic kkid kkik kkkk kkpc kkpk kkrc kkre kkrk kkrr kpcc kpcr kpdc kpdr kpek kper kpid kpir kpke kpkk kpkr kppc kppd kppk kppp kppr kprc kprd kpre kpri kprk kprp kprr krcc krcd krce krci krdc krdd krde krdr krec kred kree krei krek krid krik krkc krkd krke krki krkk krkr krpi krpr krrc krre krri krrk krrr pccc pcce pcep pcer pcip pcpp pcrc pcrd pcre pdci pdcp pdic pdpr pdrc pece peci peck pecr ped- pede pedi peec peed peek peep peer peip peir peke peki pekk pepd pepe pepi per- perc perd pere peri perk perp perr picc pice pici pick picr pide pied piep pier piip pike piki pikk pipe pipi pipp pirc pire piri pirk pirr ppcc ppcd ppci ppdk pper ppic ppid ppie pppd pppp pprc prcc prcd prcp pre- prec pred pree prek prep pri- prid prie prii prpd prrd prri rccc rcdc rcde rcep rcic rcid rcpd rcpi rcrd rder rdpc recc recd rece reci reck recp recr redc redd rede redi redr reed reek reep reid reii reik reir reke reki repe repi repp repr rerd rere reri ricc rice rick ridc ridd ride ridi ried riek riep rier rike riki rikk ripd ripe ripi ripp ripr rire riri rpdp rpii rred rrrr