cccc ccci cccp ccic ccii ccip ccir ccpp ccpr ccrc ccri ccrp cicc cici cicr ciii cikr cipp circ ciri cirk cirr ckck ckcy ckpc ckpr ckrc ckry cpic cpri crcc crcr cric crik crip crkc crkp crpc cry- cyc- cycc cypc cyrk cyy- cyyc iccc icci iccp iccr icky icpc icrc icrr icry iiii iirc ikki ikky ikri ipcc ippc ippr ippy ipri ircc iri- iric irip iriy irki irpc irrc irri k-ci kccc kcci kcck kccr kccy kcic kcii kcir kckc kckk kckr kcky kcpc kcpi kcpr kcrc kcri kcrp kcrr kcry kcyk kcyy kicc kick kicp kicr kicy kiic kiii kiik kiip kikc kiki kikk kikr kip- kipi kipp kipr kirc kiri kirk kirp kirr kiyi kiyk kkci kkck kkcr kkcy kkic kkik kkkk kkpc kkpk kkrc kkrk kkrr kkyc kkyy kpcc kpcr kpir kpkk kpkr kpky kppc kppk kppp kppr kprc kpri kprk kprp kprr kpyk kpyr krcc krci krik krkc krki krkk krkr krky krpi krpr krrc krri krrk krrr krry kryk kryp kryy kycc kyck kycr kykc kykk kykr kyky kyp- kypc kypr kyrc kyrk kyyi kyyk kyyy pccc pcip pcpp pcrc picc pici pick picr picy piip piki pikk piky pipi pipp pipy pirc piri pirk pirr piry ppcc ppci ppic pppp pprc prcc prcp pri- prii prky prri pryk pyck pyic pykk pypy pyr- pyri pyrk pyry rccc rcic rcpi rcyc ricc rick riki rikk ripi ripp ripr riri rpii rpyc rrrr ryck ryip ryki yccc yirk yirr ypcc ypir yyyy