cccc ccci cccp ccee ccic ccii ccip ccir cciw cckw ccoc ccow ccpe ccpp ccpr ccrc ccre ccri ccrp cec- cece ceci ceco cecp ceec ceip ceke ceop ceor cepc cepe cepo cepp cepr cer- cerc cere ceri cero cerp cewe cicc cici cico cicr ciee cier ciii ciko cikr cior cipo cipp circ cire ciri cirk ciro cirr ciww ckck ckco ckcw cker ckoc ckoi ckoo ckor ckpc ckpr ckrc ckrw ckwr ckww coce cock coco cocp coep coip coir cok- coke coko cook coop cope copi copo copp copr cor- corc core cori cork coro corp corr cowe cowp cpce cpep cper cpic cpio cpre cpri crcc crce crcr cre- crec cree crei creo crep crew cric crie crik crip crkc crkp croc croe crok croo crop cror crow crpc cwer cwrw eccc ecce ecci ecco ecip ecko eco- ecop ecpp ecrc ecri ecrr eeee eeke eeoc eerc eero eick eico eiec eiei eier eike eiki eiko eipo eipr eire ekco ekek eker ekki ekoi ekpe ekpo ekwe eoir eore eori epcc epci epec epee eper epi- epic epie epik epip epoc epor eppc eppo eppp epro eprp ercc erce ercp erec erei erer erew eric erie erik erio erke erki eroc eroe eroi eroo erpe errc erre erro ewer ewew ewip ewok ewre iccc icci icco iccp iccr icec icee icer icew icke icoc icor icpc icpo icrc icre icrr icrw iecc ieie ieio iere ieri iiie iiii iiio iioi iioo iiop iirc iiwi ikee iker ikki ikko ikoo ikri ikwo ioci iocp ioee ioii ioio ioke ioko iooi iooo iore iori iowe ipcc ipce ipec ipek iper ipie ipko ipoe ipop ippc ippo ippr ipri ircc iree irer iri- iric irie irio irip irki iroc irop irpc irpe irrc irre irri iwcc iwce iwie iwiw iwpr k-ci kccc kcci kcck kccr kcec kcee kcei kceo kcep kcic kcie kcii kcir kckc kckk kcko kckr kcoe kcor kcow kcpc kcpi kcpo kcpr kcrc kcri kcro kcrp kcrr kcrw kcwc kcwe kcwk kcwr keck keco kecr keek keep keer keii keik keio keir kekc keke keki keko keok kep- kepc kepe kepi ker- kerc kere keri kerk kero kerp kerr kewe kewp kewr kicc kice kick kicp kicr kicw kier kiew kiic kiii kiik kiip kikc kiki kikk kiko kikr kioc kioe kioi kiok kioo kiow kip- kipe kipi kipo kipp kipr kirc kiri kirk kiro kirp kirr kiwi kiwr kkci kkck kkco kkcr kkcw kkic kkik kkkk kkoo kkor kkow kkpc kkpk kkrc kkre kkrk kkro kkrr kkwe kkwk koci kock kocp kocw koei koii koir kokc koke koki kokk koko kokp kokr kooc kooi kook kooo koop koor kope kopi kopp kopr kopw korc kore kori kork koro korr kowe kowi kowr kpcc kpcr kpcw kpek kper kpir kpke kpkk kpkr kpoc kpoe kpok kpoo kpop kpow kppc kppk kppo kppp kppr kppw kprc kpre kpri kprk kpro kprp kprr kprw kpwe kpwk kpwr kpww krcc krce krci krco krcw krec kree krei krek kreo krew krik krio krkc krke krki krkk krko krkr krkw kroc kroe kroi krok kroo krop kror krow krpi krpr krrc krre krri krrk krro krrr krrw krwc krwk krwp krwr kwck kwcr kwee kwei kwic kwie kwik kwip kwkc kwkk kwkr kwkw kwoc kwok kwor kwow kwpc kwpw kwre kwri kwrk kwro kwrp kwrr kwrw kwwk kwwr o-eo occc occi oce ocee ocke ocpp ocre ocro ocrr oec- oecc oeec oere oici oick oier oiii oike oiko oipc oire oker okic okie okir okko okok okor okpe okpo okre okro oocr ooer oooo oore opec opei opep oper opic opie opii opio opo- opor oppi oppo orce orci orco ore- orec orek oreo orer ori- oric orie orio orke orko oro- oroe orok oror orpc orpe orpi orri orro orwe orwo ower owie owir owoe owow owpe owre pccc pcce pccw pcep pcer pcip pcoe pcpp pcrc pcre pece peci peck peco pecr peec peek peep peer peio peip peir peke peki pekk peko peor pepe pepi pepo per- perc pere peri perk pero perp perr pewe pewk picc pice pici pick pico picr piep pier piip pike piki pikk piko pipe pipi pipo pipp pirc pire piri pirk piro pirr piwi poce pock poco poer poik poio poke poko pook poop poor pop- popc pope popi popo popp porc pore pori pork poro porr powe powk powp powr ppcc ppci pper ppic ppie pppo pppp pprc prcc prcp pre- prec pree prek prep prew pri- prie prii pro- proc proe proo prop prow prri pwei rccc rcep rcic rcpi rcpo rcwp recc rece reci reck recp recr reek reep reii reik reir reke reki reko reop repe repi repo repp repr rere reri rero rewe ricc rice rick rico riek riep rier riew rike riki rikk ripe ripi ripp ripr rire riri riwo rocc roce rock roco roer roik roio roir roke roki rokk roko rokr rooi rook roop roor rope ropo rorc rore rori rork roro rowe rowi rowk rowp rowr roww rpii rpoe rrrr rwik wccc wcce wcci wcck wcco wccp wccr wccw wcec wcee wceo wcer wcic wcie wcii wcik wcip wcir wcki wckk wckr wckw wcoc wcoe wcok wcoo wcop wcor wcpc wcpe wcpi wcpk wcpo wcpp wcpr wcrc wcre wcri wcrk wcro wcrp wcrr wcrw wcwc wcwi wcwp wecc weci weck weco wecr wecw weec weei week weeo weep weer weic weie weii weik weio weir wekc weke weki weko wekr wekw weok weop weow wepe wepp wepr wer- werc were weri werk wero werp werr werw wewc wewe wewo wicc wice wici wick wico wicr wiek wier wiii wiik wike wiki wikk wiko wioc wioe wioi wiok wioo wiop wipc wipe wipi wipk wipo wipp wipr wire wiri wirk wiro wirr wiwi wkce wkci wkco wkcw wkei wkew wkic wkie wkii wkik wkio wkip wkiw wkkc wkki wkko wkkp wkkr wkkw wkoc wkok wkoo wkor wkow wkpc wkpk wkpo wkpr wkpw wkrc wkre wkri wkrk wkro wkrp wkrr wkwc wkwi wocc woce woco