-er c-- ccc ccd cce cch cck cco ccr cdc cdd cde cdh cdk cdo cdr ce- cec ced cee ceh cek ceo cer ch- chc chd che chh chk cho chr ckc ckd ckh cko co- coc cod coe coh cok coo cor crc crd cre crh crk cro crr dcc dcd dce dck dco dcr ddc ddd dde ddh ddk ddo ddr de- dec ded dee deh dek deo der dh- dhc dhd dhe dhh dhk dho dhr dkc dke dkk dko dkr doc dod doe doh dok doo dor drc drd dre drk dro drr ec- ecc ecd ece ech eck eco ecr ed- edc edd ede edh edk edo edr eec eed eee eek eeo eer ehc ehd ehe ehh eho ehr ekc ekd eke ekh eko ekr eo- eoc eod eoe eoh eok eoo eor erc erd ere erh erk ero err hcc hcd hce hch hck hco hcr hdc hdd hde hdh hdk hdo hdr he- hec hed hee heh hek heo her hhc hhd hhe hhh hhk hho hhr hkd hkh hkk hko hkr hoc hod hoe hoh hok hoo hor hr- hrc hrd hre hrh hrk hro hrr kcc kcd kce kch kck kcr kdc kde kdh kdk kdo kdr ke- kec ked kee keh kek keo ker khe khh khk kho khr kkc kke kkh kkk kkr koc kod koe koh kok koo kor krc krd krk kro krr oc- occ ocd och ock oco ocr odc odd ode odh odo odr oec oed oee oeh oeo oer ohc ohd ohe ohh oho ohr okc okd oke okk oko okr oo- ooc ood ooh ook ooo oor or- orc ord ore orh ork oro orr rcc rcd rce rch rco rcr rdc rdd rde rdh rdo rdr re- rec red ree reh rek reo rer rh- rhc rhd rhe rhh rho rhr rkc rke rkk rko roc rod roe roh rok roo ror rrc rrd rrh rrk rrr

c-cd cccc ccdc ccdh ccdr cced ccee cche cchr ccoc ccod ccrc ccre cd-e cd-r cddr cdec cder cdre cec- cece ceco cedd cede cedo ceec ceke ceor cer- cerc cerd cere cero chce chch chec ched chee cheh chek cher choc chod choh chok choo chor chrc chrd chro chrr ckch ckck ckco ckdo cker ckoc ckoo ckor ckrc ckrd coce coch cock coco codd code coed coho cok- coke coko cood cooh cook cor- corc cord core cork coro corr crcc crce crcr crdc cre- crec cred cree creh creo crkc croc crod croe croh crok croo cror dccc dche dcrk dddd ddoc ddrc ddre dec- decc decd dece deck deco dedd dede dedo deed deek deer dek- deke dekh deor der- derc dere derk dero derr dhec dhed dhee dher dhod dhor dkdc doce doch dock doco dod- dodd dode dodo doek doer dohc dohr doke doko dood dook door dorc dord dore dork doro dorr dred dree dreh drek drod droh eccc ecce ecco ecdc eced eche echo ecko eco- ecod ecrc ecrr eddc edde eddo ede- edeh eder edoc edod eede eeee eeke eeoc eerc eero ehcc ehdd eheh eher ehre ekch ekco eked ekek eker ekho eocd eode eore ercc erce erch erde erec ered erer erhc erke eroc erod eroe eroo errc erre erro hccc hcch hcdr hcrd hdoc hdod hech heck hedd hede hedo heed heek heer hehe heho heke heor herc herd here herk hero herr hhhh hkcc hoce hoch hock hocr hode hodh hodk hodr hoed hoek hoer hohe hoho hoke hoko hood hooe hook hoor horc hord hore hork horo horr hrdc hree hrod hrrc kccc kccd kcck kccr kcdc kcdd kcdr kcec kced kcee kceo kche kchh kchk kcho kchr kckc kckk kcko kckr kcoe kcoh kcor kcrc kcrh kcro kcrr kdcc kdcd kdce kdco kdcr kddc kddd kddk kddr kdec kdkd kdkk kdko kdkr kdoc kdoe kdok kdro kech keck keco kecr kedc kedd kede kedo kedr keed keeh keek keer kehk kehr kekc keke keko keok ker- kerc kere kerk kero kerr khcc khch khck khdc khdk khdr khec khed kher khhk khho khke khkk khkr khoc khoe khok khor khrd khrk khro khrr kkcd kkch kkck kkco kkcr kkdc kkdd kkdo kked kkhh kkhk kkhr kkkk kkoh kkoo kkor kkrc kkre kkrh kkrk kkro kkrr kocd koch kock kode kodk kodo koed kohd kohh koho kohr kokc koke kokh kokk koko kokr kooc kook kooo koor korc kord kore kork koro korr krcc krcd krce krch krco krdc krdd krde krdo krdr krec kred kree kreh krek kreo krhc krkc krkd krke krkh krkk krko krkr kroc krod kroe kroh krok kroo kror krrc krre krrk krro krrr o-eo occc oce oced ocee oche ocke ocre ocro ocrr oddd oded odeo oder odoh odoo odor oec- oecc oedo oeec oere ohcc ohed ohee oher ohho ohoh ohok ohre oked okeh oker okko okok okor okre okro oocr ooer ooho oooh oooo oord oore orce orch orco orde ordo ore- orec ored oreh orek oreo orer orhe orke orko oro- oroe orok oror orro rccc rcdc rcde rcrd rder rdoc recc recd rece rech reck recr redc redd rede redh redo redr reed reek rehe reke reko reod rerd rere rero rhce rhee rheo rhoc rhod rhoh rocc roce roch rock roco rodd rode rodo roed roer rohe rohr roke rokh rokk roko rokr rood rook roor rorc rore rork roro rred rrrr

c-cor ccccc cech ceche ceco- ceddo ceded ceder cedor cedr- cedre cedro ceede ceedo ceere ceoce ceoor cerc- cerce cerco cerdo cerec cered cerer cerke cero- ceroc cerre cerro chech check cheek cheer cheho chehr chekc cheke cheo cheok cherd chere chero chher chock choco chode choke chokh choko chook choor chor- chord chore chork choro co-co co-ed cocc- cocce cocco coceo coche cocke codco codde codec coded coder codo cohee cohoe cohoo coked coker cokk- cooch coode cooed cooee cooer cooke coord coore corce corde core- cored coree corer corke coro- corod corre crece crede