cccc ccci cccp ccee cche cchp cchr ccic ccii ccip ccir ccpe ccpp ccpr ccrc ccre ccri ccrp cec- cece ceci cecp ceec ceip cepc cepe ceph cepp cepr cer- cerc cere ceri cerp chce chch chci chcp chec chee cheh chep cher chic chie chih chip chir chpp chpr chrc chrp chrr cicc cich cici cicr ciee cier cihr ciii cipp circ cire cirh ciri cirr cpce cpep cper cpic cpre cpri crcc crce crcr cre- crec cree creh crei crep cric crie crip crpc eccc ecce ecci eche ecip ecpp ecrc ecri ecrr eeee eerc ehcc eheh eher ehre eich eiec eiei eier eipr eire epcc epch epci epec epee eper eph- ephi epi- epic epie epip eppc eppp eprp ercc erce erch ercp erec erei erer erhc eric erie erih erpe errc erre h-ii hccc hcch hchi hcpc hcrp hech heep heer hehe heic heie heih heir hepc hepe hepi hepp herc here heri herp herr hhhh hhip hhpc hi-c hicc hice hich hicp hiei hier hihc hihe hihi hiie hipc hipe hipp hire hiri hpcc hppe hree hrip hrpc hrpp hrrc iccc icci iccp iccr icec icee icer ichc iche ichi ichr icpc icrc icre icrr iecc ieie iere ieri ihcc ihep iher ihrc ihre iiie iiii iirc ipcc ipce ipec iper iphc iphr ipie ippc ippr ipri ircc iree irer iri- iric irie irip irpc irpe irrc irre irri pccc pcce pcep pcer pchp pcip pcpp pcrc pcre pece pech peci pecr peec peep peer pehe pehr peip peir pepe pepi per- perc pere perh peri perp perr phcc phe- phi- phip phrr picc pice pich pici picr piep pier piip pipe pipi pipp pirc pire piri pirr ppcc ppci pper pphi ppic ppie ppih pppp pprc prcc prcp pre- prec pree prep pri- prie prii prri rccc rcep rcic rcpi recc rece rech reci recp recr reep rehe rehi reii reir repe repi repp repr rere reri rhce rhcp rhee ricc rice rich riep rier ripe ripi ripp ripr rire riri rpii rrrr