-er c-- ccc cce ccf ccg cck cco ccr ce- cec cee cef ceg cek ceo cer cfc cfe cff cfg cfk cfo cfr cgc cge cgg cgo cgr ckc cko co- coc coe cof cog cok coo cor crc cre crf crg crk cro crr ec- ecc ece ecf ecg eck eco ecr eec eee eef eeg eek eeo eer ef- efc efe eff efg efo efr egc ege egf egg ego egr ekc eke ekf ekg eko ekr eo- eoc eoe eof eog eok eoo eor erc ere erf erg erk ero err fcc fce fcf fcg fck fco fcr fec fee fef feg fek feo fer ffc ffe fff ffg ffk ffo ffr fgc fge fgf fgg fgr fkc fkf fkg fkk foc foe fof fog fok foo for frc fre frf frg frk fro frr gcc gce gcf gcg gck gco gcr ge- gec gee gef geg gek geo ger gfc gfe gff gfk gfo gfr ggc ggg ggo ggr gko goc goe gof gog gok goo gor grc gre grf grg grk gro grr kcc kce kcg kck kcr ke- kec kee kef keg kek keo ker kfc kff kfg kfo kgc kgf kgo kkc kke kkk kkr koc koe kof kog kok koo kor krc krf krg krk kro krr oc- occ ocf ocg ock oco ocr oec oee oef oeg oeo oer of- ofc ofe off ofg ofo ofr ogc oge ogf ogg ogo okc oke okg okk oko okr oo- ooc oof oog ook ooo oor or- orc ore orf org ork oro orr rcc rce rcf rcg rco rcr re- rec ree ref reg rek reo rer rfc rfe rff rfg rfk rfo rfr rgc rge rgf rgg rgk rgo rgr rkc rke rkf rkg rkk rko roc roe rof rog rok roo ror rrc rrf rrg rrk rrr

cccc cccf ccee ccfc ccff ccgc ccoc ccrc ccre ccrf ccrg cec- cece ceco ceec cef- cefc cege cego ceke ceor cer- cerc cere cerf cero cfcf cfco cffr cfgo cfor cfre cfrg cgcc cgcg cger cgfc cgro ckck ckco cker ckfr ckgo ckoc ckoo ckor ckrc coce cock coco cofc cofe coff cogo cok- coke coko coof cook cor- corc core corf corg cork coro corr crcc crce crcr cre- crec cree creg creo crfc crkc croc croe crok croo cror eccc ecce ecco ecef ecfc ecfr ecko eco- ecog ecrc ecrf ecrr eeee eefe eeke eeoc eerc eerg eero ef-g efco efeo efke efor egcc egcg egcr egec egee eger egfr egge eggo ego- egor egre ekco ekek eker ekfc eore ercc erce erec erer erfc erg- ergg ergo erke eroc eroe eroo errc erre erro f--k fccf fece feck feek feer fefc fefe feff fefo fege fegg feke feko feof ferc fere ferk fero ferr ffcc ffee ffff ffrr foce fock foco foer fofo foge fogg fogo foke foof fook for- fore forg fork foro forr frcc free freo frfc froe frog gc-c gccc gccf gcfc gcrg gece geck geek geer gefe gege gegg gego geko geo- geof geog gere gero gfcf gfer gfor ggfg gggg goce gocr goef goer gofe goff gofr gogo goke goof goog gook goor gore gorf gorg goro gorr grcc grce grec gree gref greg groc grof grog grok groo gror grrr kccc kcck kccr kcec kcee kceg kceo kcfc kcfg kcfo kcgc kcgf kcgr kckc kckf kckk kcko kckr kcoe kcof kcog kcor kcrc kcrg kcro kcrr kecg keck keco kecr keef keek keer kefc keff kefr kege kegg kegk kegr kekc keke keko keok ker- kerc kere kerf kerk kero kerr kfcf kfco kfcr kfeg kfer kfff kffg kffk kfge kfgo kfgr kfog kfok kfoo kfor kfrc kfre kfrg kfro kfrr kgcc kgce kgcr kgec kgeo kgff kgfk kggf kggg kggo kggr kgoe kgor kgrc kgre kgrg kgrk kgro kgrr kkck kkco kkcr kkeg kkfg kkfr kkgo kkgr kkkk kkoo kkor kkrc kkre kkrf kkrk kkro kkrr kocf kock kofc kofe koff kofg kofk kofo koge kogg kogo kokc koke kokf kokk koko kokr kooc koog kook kooo koor korc kore korf korg kork koro korr krcc krce krcg krco krec kree kref krek kreo krfc krfe krff krfg krfo krkc krke krkk krko krkr kroc kroe krof krog krok kroo kror krrc krre krrf krrg krrk krro krrr o-eo occc oce ocee ocef ocke ocre ocro ocrr oec- oecc oeec oere ofcr ofek ofer off- offc offe offo offr ofgo ofor ofre ogee oger ogfr ogge ogog ogre ogro oker okgo okko okok okor okre okro oocr ooer ooff oooo oore orce orco ore- orec oreg orek oreo orer orfe orff orge orgo orke orko oro- oroe orof orok oror orro rccc rcfc rcgc rcrg recc rece reck recr reef reek refe reff refg refr rege rego regr reke reko reof reog rere rerg rero rfef rffc rkkf rocc roce rock roco roeg roer rofc rofe roff rofo roge rogg rogo roke rokk roko rokr roof roog rook roor rorc rore rork roro rrfc rrrr

c-cor ccccc ceco- ceere cefor cegge ceoce ceoor cerc- cerce cerco cerec cerer cerge cerke cero- ceroc cerre cerro co-co cocc- cocce cocco coceo cocke coekg cofer coffe cofre coker cokk- cooee cooer cooke coore coorg corce core- coree corer corfe corfo corge corke coro- corre crece creek creer cregg creke creo- croce crock croco croke crooe crook crore ecker ecoff eecke eeeee efere effer efore egger egrek ekeko ekker eofor eorre erceg erege erere ergo- erkec erkko erkoc eroge eroor erore error feeor feere fefor feock feoff ferce ferr- ferre ferro focer focke foggo fokke foore force fore- foreo forge forgo forro frcog freck freek freer frege freke frere frock frore gecco gecko geere gefek gegge gekko geoff georg gerce gerke gerok gerre go-go go-oo gocco gocek gocke gocoo goeke gofer goffe gofor gogok gogro gokce gooff googe goore gorce goree gorer gorge gorgo gorre grece greco greef greek greer grefe greff grege gregg grego groce grock grofe groff groge grogg grokk groof grook grrrr