cccc cccp cccs cckw ccoc ccow ccpp ccpr ccps ccrc ccrp ccrs ccrt ccsp ccss ccst cctc cctt ckck ckco ckcs ckcw ckcy ckoc ckoo ckor ckos ckot ckoy ckpc ckpr ckrc ckrw ckry ckso ckst cksw ckts ckty ckwr ckws ckww cock coco cocp coct cok- coko coky cook coop coos coot copo copp copr cops copt copy cor- corc cork coro corp corr cors cort cory cosc coso cosp coss cost cosy cotc coto cots cott cotw coty cowp cows cowt cowy coyo coyr coys coyt cpcs cpos cpps cprs cprt cpsc cpsk cpso cpsr cptp cptr cpts crcc crcr crkc crkp croc crok croo crop cror crot crow croy crpc crps crrt crsp crss crst crtc crtp crts cry- cryo crys cscc csco cscr cscs csks csor csos csot cspc csps cspt csrc csrs cssr cstc csto cstr csts cswk csws csys ctcp ctor ctos ctot ctpo ctpp ctps ctrc ctrp ctrs ctsc ctss ctts cttw cwos cwot cwrw cwts cyc- cycc cycs cypc cyps cyrk cyrs cyrt cyst cyt- cyto cyy- cyyc k-os kccc kcck kccr kcct kccy kckc kckk kcko kckr kcky kcor kcos kcot kcow kcpc kcpo kcpr kcps kcpt kcrc kcro kcrp kcrr kcrs kcrt kcrw kcry kcsc kcsp kcsr kcss kcst kcsy kctc kcto kcty kcwc kcwk kcwr kcwt kcyk kcys kcyt kcyy kkck kkco kkcr kkcs kkct kkcw kkcy kkkk kkoo kkor kkot kkow kkoy kkpc kkpk kkps kkpt kkrc kkrk kkro kkrr kkrs kkrt kksp kksr kkss kkst kksw kktc kktk kkts kkty kkwk kkws kkwy kkyc kkys kkyy kock kocp kocs koct kocw kokc kokk koko kokp kokr koks koky kooc kook kooo koop koor koos koot kopp kopr kops kopt kopw kopy korc kork koro korr kors kort kos- kosc koso kosp kosr koss kost kosy kotc kotk koto kotr kots kott koty kowr kowy koyo koyt koyy kpcc kpcr kpcs kpcw kpkk kpkr kpky kpoc kpok kpoo kpop kpow kpoy kppc kppk kppo kppp kppr kppw kprc kprk kpro kprp kprr kprs kprt kprw kpsc kpso kpsp kpto kptr kpts kptt kptw kpty kpwk kpwr kpwt kpww kpyk kpyr krcc krco krcs krcw krkc krkk krko krkr krks krkw krky kroc krok kroo krop kror kros krow kroy krpr krps krpt krrc krrk krro krrr krrs krrt krrw krry krsc krsk krsr krss krst krsw krsy krtc krtk krto krtr krts krty krwc krwk krwp krwr kryk kryo kryp kryy ksck ksco kscr kscs kscy kskk ksko kskr ksks ksky ksoc ksok ksoo ksop ksor ksos ksow kspc kspk kspo kspr ksps kspt kspw ksro ksrp ksrr ksrs ksrt ksrw ksry ksso kssr ksss ksst kstc kstk ksto kstp kstr ksts kstt kstw ksty kswc kswo kswp ksws kswt ksww kswy ksyc ksyr ksyy ktcc ktck ktco ktcr ktcs ktcy ktkc ktkk ktko ktkr ktks ktkt ktoc ktok ktoo ktop ktor ktot ktoy ktpk ktpo ktpr ktpt ktrc ktrk ktro ktrp ktrr ktrs ktrt ktrw ktry ktsc ktso ktsr ktst ktsw ktsy kttc kttk ktto kttp kttr ktts kttt kttw ktty ktwo ktws ktwy ktyr kwck kwcr kwkc kwkk kwkr kwkw kwky kwoc kwok kwor kwos kwow kwpc kwpt kwpw kwrk kwro kwrp kwrr kwrs kwrt kwrw kwsc kwsk kwso kwss kwst kwsw kwto kwtr kwts kwtw kwty kwwk kwwr kwws kwwt kwwy kwyo kwyr kwys kwyw kwyy kycc kyck kycr kycs kyct kykc kykk kykr kyks kyky kyok kyoo kyor kyos kyot kyoy kyp- kypc kypr kyps kyrc kyrk kyro kyrs kysc kysk kysp kysr kyst kytc kyto kyts kytt kyty kywy kyyk kyyo kyys kyyt kyyw kyyy occc occt ocks ocos ocpp ocro ocrr ocrs ocsw oct- octo octs octy ocys okko okok okor okot okpo okro okso okto okyo oocr ooky oooo ooos oops oort oory oost ootp oots ootw ooty opo- opor opos oppo opps oppy opry opsy opto opts orco orcs orko oro- orok oror oros orot oroy orpc orps orro orrs orry orsk orso orsy ortc orto orts orwo orys oscc osco osoo osor osos osow osro osso ossy ostc ostr osts osyp osyt oto- otok otoo otor otos otow otoy otpp otpw otro otrs otry otso otto otts otwo otyr owow owt- owtt owyr oyss oyst pccc pccs pccw pcks pcos pcpp pcps pcrc pcso pcts pkcs pkts pkwy pock poco pocs poko poky pook poop poor poos poot pop- popc popo popp pops popt popy porc pork poro porr pors port pory posk poso poss post posy potc poto pots pott potw poty powk powp powr pows powt poyo poyr poys ppcc ppcs ppos pppo pppp ppps pprc ppss ppts pptt prcc prcp prcs prky pro- proc proo prop pros prot prow prps prrs prsc prso prss prtc prtp prtr pryk prys psco psoc psos pspp pspr psps psrk psrp pssc psso psst psts psy- psys ptcc ptop pttc pttk pwts pyck pykk pyo- pyos pyot pyow pypy pyr- pyrk pyro pyry pysk pyss pyst pytt rccc rccs rcos rcpo rcps rcpt rcsc rcss rctc rcts rcwp rcyc rkos rkss rkts rocc rock roco rocs rokk roko rokr roks roky rook roop roor roos root ropo rops ropy rorc rork roro rort rory rosc roso rosp ross rost rosy rotc rotk roto rotr rots rott roty rowk rowp rowr rows rowt roww rowy roys royt rpcs rpos rpps rpts rpyc rrrr rrsp rscc rscs rscy rsos rspk rspo rsps rstp rsts rtcc rtps rtss rttp rtts rwcs rwys ryck ryot rysy rytt ryyt s-os sccc sccp sccs scct sccy sck- scok scoo scop scor scot scow scpo scps scpt scr- scrc scrs scry scsc scso scsr scst sctc scto sctr scts skop skor skot skow skpc skpo skrt skss skws sky- skyr skys skyy sock soco socr socs socy sokk soko sook soop soor soos soot sooy sopo sopp sops sopy soro sorr sors sort sory soso soss sost sotc sotk soto sotp sots sotw sowk sowp sowr sows sowt soyo soys soyt spcc spco spcs spkr spoc spok spoo spop spor spos spot spoy spps spro sprs spry