c-cd cccc cccp cccv ccdc ccdh ccdp ccdr cced ccee cche cchp cchr ccoc ccod ccpe ccpp ccpr ccrc ccre ccrp ccvo cd-e cd-r cddr cdec cder cdre cdvd cec- cece ceco cecp cedd cede cedo ceec ceop ceor cepc cepe ceph cepo cepp cepr cer- cerc cerd cere cero cerp cevo chce chch chcp chec ched chee cheh chep cher chev choc chod choh choo chop chor chov chpp chpr chrc chrd chro chrp chrr chvo coce coch coco cocp codd code coed coep coho cood cooh coop copd cope coph copo copp copr cor- corc cord core coro corp corr cove covo cpce cpep cper cppd cpre cpvc crcc crce crcr crdc cre- crec cred cree creh creo crep croc crod croe croh croo crop cror crpc cvcc cver cvrd cvrr dccc dccp dccv dche dcop dcpo dcvd dddd ddoc ddpo ddrc ddre dec- decc decd dece deco dedd dede dedo deed deep deer deev deop deor depc depe depo depp depr der- derc dere dero derp derr derv deve devo dhcp dhec dhed dhee dher dhod dhor dhpr doce doch doco dod- dodd dode dodo doer dohc dohr dood doop door dope dopo dopp dopr dorc dord dore doro dorp dorr dove dpcp dper dphp dppc dpph dred dree dreh drev drod droh drop dvdr dvor dvrp eccc ecce ecco ecdc eced eche echo eco- ecod ecop ecpd ecpp ecrc ecrr ecrv eddc edde eddo eddp ede- edeh eder edoc edod edve eede eeee eeoc eerc eero ehcc ehdd eheh eher ehre eocd eode eore epcc epch epec epee eper eph- epoc epod epor eppc eppo eppp epro eprp ercc erce erch ercp erde erec ered erer erev erhc eroc erod eroe eroo erpe errc erre erro erve ever evoe evoo evop evre hccc hcch hcdr hcpc hcrd hcrp hdoc hdod hech hedd hede hedo hedp heed heep heer hehe heho heor hepc hepe hepp herc herd here hero herp herr heve hhhh hhpc hoce hoch hocr hode hodh hodr hoed hoer hohe hoho hood hooe hoop hoor hope hopo hopp horc hord hore horo horr hove hpcc hpdh hppe hrdc hree hrod hrpc hrpp hrrc hvcc o-eo occc oce oced ocee oche ocpd ocpp ocre ocro ocrr oddd oded odeo oder odoh odoo odop odor odrp oec- oecc oedo oeec oere oevp ohcc ohed ohee oher ohho ohoh ohre oocr ooer ooho oooh oooo oord oore opec oped opep oper opo- opor oppo orce orch orco orde ordo ore- orec ored oreh oreo orer orhe oro- oroe oror orpc orpe orph orro orve orvr ovde ovee over ovhd ovo- ovod ovoo ovpp ovre pccc pcce pcep pcer pchp pcod pcoe pcpp pcrc pcrd pcre pdcp pdoc pdpr pdrc pece pech peco pecr ped- pede pedo peec peed peep peer peev pehe peho pehr peor pepd pepe pepo per- perc perd pere perh pero perp perr perv phcc phe- phoh phoo phrr pocd poce poch poco pod- podd pode podo poed poer pood pooh poop poor pop- popc pope popo popp porc pore poro porr povo ppcc ppcd pper ppod pppd pppo pppp pprc prcc prcd prcp pre- prec pred pree prep prev pro- proc prod proe proo prop prov prpd prrd pvco pvdc rccc rcdc rcde rcep rcpd rcpo rcrd rcvr rder rdev rdoc rdpc recc recd rece rech recp recr redc redd rede redh redo redr reed reep reev rehe reod reop repe repo repp repr rerd rere rero revd reve revo revp rhce rhcp rhee rheo rhoc rhod rhoh rocc roce roch roco rodd rode rodo roed roer roev rohe rohr rood roop roor rope ropo rorc rore roro rove rovo rpdp rpho rpoe rred rrrr rv-c rved rver rvvh vche vdcc vdcp vdec vder vdre vecc vech vedc vede vedo veep veer veho veoh veor vepe vepr ver- verd vere vero veve vevo vhhh voce vode vodo voer voho vooc voor vor- vord vore voro vpro vred vreo vrhe vroc vver vvvv