-er c-- ccc cce ccf cch cck cco ccr ce- cec cee cef ceh cek ceo cer cfc cfe cff cfh cfk cfo cfr ch- chc che chf chh chk cho chr ckc ckh cko co- coc coe cof coh cok coo cor crc cre crf crh crk cro crr ec- ecc ece ecf ech eck eco ecr eec eee eef eek eeo eer ef- efc efe eff efh efo efr ehc ehe ehf ehh eho ehr ekc eke ekf ekh eko ekr eo- eoc eoe eof eoh eok eoo eor erc ere erf erh erk ero err fcc fce fcf fck fco fcr fec fee fef feh fek feo fer ffc ffe fff ffh ffk ffo ffr fhc fhe fhf fhh fho fhr fkc fkf fkk foc foe fof foh fok foo for frc fre frf frh frk fro frr hcc hce hcf hch hck hco hcr he- hec hee hef heh hek heo her hfc hfe hff hfh hfk hfo hfr hhc hhe hhf hhh hhk hho hhr hkf hkh hkk hko hkr hoc hoe hof hoh hok hoo hor hr- hrc hre hrf hrh hrk hro hrr kcc kce kch kck kcr ke- kec kee kef keh kek keo ker kfc kff kfh kfo khe khf khh khk kho khr kkc kke kkh kkk kkr koc koe kof koh kok koo kor krc krf krk kro krr oc- occ ocf och ock oco ocr oec oee oef oeh oeo oer of- ofc ofe off ofo ofr ohc ohe ohf ohh oho ohr okc oke okk oko okr oo- ooc oof ooh ook ooo oor or- orc ore orf orh ork oro orr rcc rce rcf rch rco rcr re- rec ree ref reh rek reo rer rfc rfe rff rfh rfk rfo rfr rh- rhc rhe rhf rhh rho rhr rkc rke rkf rkk rko roc roe rof roh rok roo ror rrc rrf rrh rrk rrr

cccc cccf ccee ccfc ccff cche cchr ccoc ccrc ccre ccrf cec- cece ceco ceec cef- cefc ceke ceor cer- cerc cere cerf cero cfcf cfco cffr cfhk cfor cfre chce chch chec chee chef cheh chek cher chfc chfr choc choh chok choo chor chrc chrf chro chrr ckch ckck ckco cker ckfr ckoc ckoo ckor ckrc coce coch cock coco cofc cofe coff coho cok- coke coko coof cooh cook cor- corc core corf cork coro corr crcc crce crcr cre- crec cree creh creo crfc crkc croc croe croh crok croo cror eccc ecce ecco ecef ecfc ecfr eche echo ecko eco- ecrc ecrf ecrr eeee eefe eeke eeoc eerc eero efco efeo efke efor ehcc eheh eher ehre ekch ekco ekek eker ekfc ekho eore ercc erce erch erec erer erfc erhc erke eroc eroe eroo errc erre erro f--k fccf fcch fece fech feck feek feer fefc fefe feff fefo fehr feke feko feof feoh ferc fere ferk fero ferr ffcc ffee ffff ffrr foce foch fock foco foer fofo fohr foke foof fook for- fore fork foro forr frcc free freo frfc froe froh hccc hcch hcfc hech heck heef heek heer hefe hehe heho heke heor herc here herk hero herr hfce hhhh hhof hkcc hoce hoch hock hocr hoek hoer hofe hoff hohe hoho hoke hoko hooe hoof hook hoor horc hore hork horo horr hree hrfc hrrc kccc kcck kccr kcec kcee kceo kcfc kcfh kcfo kche kchf kchh kchk kcho kchr kckc kckf kckk kcko kckr kcoe kcof kcoh kcor kcrc kcrh kcro kcrr kech keck keco kecr keef keeh keek keer kefc keff kefh kefr kehk kehr kekc keke keko keok ker- kerc kere kerf kerk kero kerr kfcf kfch kfco kfcr kfer kfff kffk kfhc kfok kfoo kfor kfrc kfre kfrh kfro kfrr khcc khcf khch khck khec kher khfr khhk khho khke khkk khkr khoc khoe khok khor khrk khro khrr kkch kkck kkco kkcr kkfr kkhh kkhk kkhr kkkk kkoh kkoo kkor kkrc kkre kkrf kkrh kkrk kkro kkrr kocf koch kock kofc kofe koff kofh kofk kofo kohh koho kohr kokc koke kokf kokh kokk koko kokr kooc kook kooo koor korc kore korf kork koro korr krcc krce krch krco krec kree kref kreh krek kreo krfc krfe krff krfo krhc krkc krke krkh krkk krko krkr kroc kroe krof kroh krok kroo kror krrc krre krrf krrk krro krrr o-eo occc oce ocee ocef oche ocke ocre ocro ocrr oec- oecc oeec oere ofcr ofek ofer off- offc offe offh offo offr ofor ofre ohcc ohee oher ohho ohoh ohok ohre okeh oker okko okok okor okre okro oocr ooer ooff ooho oooh oooo oore orce orch orco ore- orec oreh orek oreo orer orfe orff orhe orke orko oro- oroe orof orok oror orro rccc rcfc recc rece rech reck recr reef reek refe reff refr rehe reke reko reof rere rero rfef rffc rhce rhee rheo rhoc rhoh rkkf rocc roce roch rock roco roer rofc rofe roff rofo rohe rohr roke rokh rokk roko rokr roof rook roor rorc rore rork roro rrfc rrrr

c-cor ccccc cech ceche ceco- ceere cefor ceoce ceoor cerc- cerce cerco cerec cerer cerke cero- ceroc cerre cerro cfhof chech check cheek cheer chefe cheff cheho chehr chekc cheke cheo cheok chere chero chher chock choco choff choke chokh choko choof chook choor chor- chore chork choro co-co cocc- cocce cocco coceo coche cocke cofer coffe cofre cohee cohoe cohoo coker cokk- cooch cooee cooer cooke coore corce core- coree corer corfe corfo corke coro- corre crece creek creer creke creo- croce crock croco croke crooe crook crore eccho ecker ecoff eecke eeeee efere effer efore eheke ekeko ekker eocho eofor eorre erech erere erkec erkko erkoc eroor erore error feche feeor feere fefor feher feock feoff ferce ferch ferr- ferre ferro focer foche focke fokke foore force forch fore- foreh foreo forro freck freeh freek freer freke frere frock frore h-cho hcooh he-he he-ro hecco heche hecke heere hefer heffe heker hekk- heore herce