cccc ccci cccp cccv ccee ccic ccii ccip ccir cciv ccpe ccpp ccpr ccrc ccre ccri ccrp ccvi cec- cece ceci cecp ceec ceip cepc cepe cepp cepr cer- cerc cere ceri cerp cicc cici cicr ciee cier ciii cipp circ cire ciri cirr civc cive cpce cpep cper cpic cpre cpri cpvc crcc crce crcr cre- crec cree crei crep cric crie crip crpc cvcc cver cvii cvrr eccc ecce ecci ecip ecpp ecrc ecri ecrr ecrv eeee eerc eiec eiei eier eipr eire epcc epci epec epee eper epi- epic epie epip eppc eppp eprp ercc erce ercp erec erei erer erev eric erie erpe errc erre erve ervi ever evie evir evre iccc icci iccp iccr icec icee icer icpc icrc icre icrr iecc ieie iere ieri iiie iiii iirc ipcc ipce ipec iper ipie ippc ippr ipri ircc iree irer iri- iric irie irip irpc irpe irrc irre irri ivec iver ivic ivie ivre pccc pcce pcep pcer pcip pcpp pcrc pcre pece peci pecr peec peep peer peev peip peir pepe pepi per- perc pere peri perp perr perv picc pice pici picr piep pier piip pipe pipi pipp pirc pire piri pirr ppcc ppci pper ppic ppie pppp pprc prcc prcp pre- prec pree prep prev pri- prie prii priv prri rccc rcep rcic rcpi rcvr recc rece reci recp recr reep reev reii reir repe repi repp repr rere reri reve revi revp ricc rice riep rier ripe ripi ripp ripr rire riri rive rivp rpii rrrr rv-c rver vcci vecc veci veep veer veie veii veip veir vepe vepr ver- vere veri veve vevi vic- vice vici vier viii vipr virc vire viri virr vive vivi vrci vver vvvv