cccc cccp ccoc ccpp ccpr ccrc ccrp ccrt cctc cctt ckck ckco ckcy ckoc ckoo ckor ckot ckoy ckpc ckpr ckrc ckry ckty cock coco cocp coct cok- coko coky cook coop coot copo copp copr copt copy cor- corc cork coro corp corr cort cory cotc coto cott coty coyo coyr coyt cozy cozz cprt cptp cptr crcc crcr crcz crkc crkp croc crok croo crop cror crot croy croz crpc crrt crtc crtp cry- cryo cryz ctcp ctor ctot ctpo ctpp ctrc ctrp cyc- cycc cypc cyrk cyrt cyt- cyto cyy- cyyc czyz kccc kcck kccr kcct kccy kckc kckk kcko kckr kcky kckz kcor kcot kcoz kcpc kcpo kcpr kcpt kcrc kcro kcrp kcrr kcrt kcry kcrz kctc kcto kcty kctz kcyk kcyt kcyy kcyz kczo kczz kkck kkco kkcr kkct kkcy kkkk kkoo kkor kkot kkoy kkoz kkpc kkpk kkpt kkpz kkrc kkrk kkro kkrr kkrt kkrz kktc kktk kkty kktz kkyc kkyy kkyz kkzy kkzz kock kocp koct kokc kokk koko kokp kokr koky kokz kooc kook kooo koop koor koot kooz kopp kopr kopt kopy korc kork koro korr kort kotc kotk koto kotr kott koty kotz koyo koyt koyy kozk kozo kozr kozt kozy kpcc kpcr kpkk kpkr kpky kpoc kpok kpoo kpop kpoy kppc kppk kppo kppp kppr kprc kprk kpro kprp kprr kprt kprz kpto kptr kptt kpty kptz kpyk kpyr kpzk krcc krco krkc krkk krko krkr krky krkz kroc krok kroo krop kror kroy kroz krpr krpt krrc krrk krro krrr krrt krry krrz krtc krtk krto krtr krty krtz kryk kryo kryp kryy krzk krzr krzy krzz ktcc ktck ktco ktcr ktcy ktkc ktkk ktko ktkr ktkt ktkz ktoc ktok ktoo ktop ktor ktot ktoy ktpk ktpo ktpr ktpt ktpz ktrc ktrk ktro ktrp ktrr ktrt ktry ktrz kttc kttk ktto kttp kttr kttt ktty kttz ktyr ktzk ktzo ktzr ktzt ktzz kycc kyck kycr kyct kykc kykk kykr kyky kykz kyok kyoo kyor kyot kyoy kyp- kypc kypr kyrc kyrk kyro kytc kyto kytt kyty kytz kyyk kyyo kyyt kyyy kyyz kyzk kyzz kzcr kzkr kzky kzkz kzoo kzor kzot kzoy kzoz kzpk kzpo kzpr kzpt kzrc kzrk kzro kzrr kzrz kztk kztp kzyp kzyr kzzk kzzo kzzp kzzr kzzt kzzy kzzz occc occt ocpp ocro ocrr oct- octo octy okko okok okor okot okpo okro okto okyo oocr ooky oooo oort oory ootp ooty oozy opo- opor oppo oppy opry opto orco orko oro- orok oror orot oroy oroz orpc orro orry ortc orto orzk orzo oto- otok otoo otor otoy otpp otro otry otto otyr ozzy pccc pcpp pcrc pock poco poko poky pook poop poor poot pop- popc popo popp popt popy porc pork poro porr port pory porz potc poto pott poty poyo poyr pozo ppcc pppo pppp pprc pptt prcc prcp prky pro- proc proo prop prot proz prtc prtp prtr pryk ptcc ptop pttc pttk pyck pykk pyo- pyot pypy pyr- pyrk pyro pyry pytt pyzy rccc rcpo rcpt rctc rcyc rocc rock roco rokk roko rokr roky rook roop roor root rooz ropo ropy rorc rork roro rort rory rotc rotk roto rotr rott roty royt rozz rpyc rrrr rtcc rttp ryck ryot rytt rytz ryyt tccc tcpo tcpy tctc to-y tock toco toko toky took toor toot top- topo topp topt topz torc tork toro torp torr tort tory totc toto totr tott toty toyo toyt toyz tozo tozy tpck tpcp tppp tppr tptp tptr tpyo trcc troc troo trop trot troy trpc trpp trtc trtr try- tryo tryp ttcp ttop ttoy tttt tyck tyco typ- typo typp typy tyr- tyro tyrr tyto tytt tyty tzzt yccc yctc ykko ykyt yock yoko yoky yook yoop yoot yooz yopo yopy york yoro yort yory yott yoyo yozo ypcc ytky yyyy z-ro zoco zoo- zook zoop zoot zopy zorc zork zoro zort zory zott zoty zotz zozo zrtp ztop zypp zzzz