cccc cccp cccu ccee ccgc ccoc ccpe ccpp ccpr ccrc ccre ccrg ccrp ccuc ccup cec- cece ceco cecp ceec cege cego ceop ceor ceou cepc cepe cepo cepp cepr cer- cerc cere cero cerp cgcc cgcg cger cgro coce coco cocp cocu coep cogo coop cope copg copo copp copr cor- corc core corg coro corp corr coue coup cour cpce cpcu cpep cper cpre crcc crce crcr cre- crec cree creg creo crep creu croc croe croo crop cror crpc crue crug crup cucc cuce cuer cupe cupo cupp cupr cure curo curr eccc ecce ecco eco- ecog ecop ecou ecpg ecpp ecrc ecrr ecru eeee eeoc eerc eerg eero egcc egcg egcr egec egee eger egge eggo eggp ego- egor egpe egpo egre eore epcc epec epee eper epoc epor eppc eppo eppp epro eprp ercc erce ercp erec erer erg- ergg ergo eroc eroe eroo erpe errc erre erro eruc erur euer euge eur- eurc eure euro gc-c gccc gcpc gcrg gece geep geer gege gegg gego geo- geog gepe gere gero geru geue geup gggg ggpo goce gocr goer gogo goog goop goor gopc gope gopo gopu gore gorg goro gorp gorr gou- goug goup gour gper gpgp gprp grcc grce grec gree greg grep greu groc grog groo grop gror grou grpc grrr grue grug grur guep guer guge gugg gugu gure gurg guro gurr guru o-eo occc oce ocee ocpp ocre ocro ocrr ocur oec- oecc oeec oere ogee oger ogge ogog ogou ogpu ogre ogro oocr ooer oooo oore opec opep oper opo- opor oppo orce orco ore- orec oreg oreo orer orge orgo oro- oroe oror orpc orpe orro orup oucc ouer ouge oupe our- oure ouro ouu- pccc pcce pcep pcer pcgg pcoe pcpp pcrc pcre pece peco pecr peec peep peer pegg pego pegu peor peou pepe pepo per- perc pere perg pero perp perr peru peur pgcc pgce pger pgou pgpu pgrc pgup poce poco poer poge pogg pogo poop poor pop- popc pope popo popp porc pore porg poro porr poup pour ppcc pper pppo pppp pprc ppru ppur prcc prcp pre- prec pree preg prep preu pro- proc proe prog proo prop prou prue pruu pu-e puce pueo puer pueu pugo pugu pupe pupu pur- pure purg puro purp purr puru puuc rccc rcep rcgc rcpo rcrg recc rece recp recr recu reep rege rego regr regu reog reop reou repe repo repp repr repu rere rerg rero reru reue reup reuu rocc roce roco roeg roer roge rogg rogo roog roop roor rope ropo rorc rore roro roru roue roup rpoe rrrr ruce ruer ruge rugg rupe rupp rurc rure ruro rurp ruru u-rp uccp ucrc ugcc ugcg ugeo ugep uggo ugro ugur uguu uocc uor- uore upgo upor uppc uppe uppp uppu upup ure- urge urgu uro- uroo urpo urre urup urur uucp uuoc uuuu