-ic c-- ccc cci cck cco ccp ccr ccs ci- cic cii cik cio cip cir cis ckc cki cko cks co- coc coi cok coo cop cor cos cpc cpi cpk cpo cpp cpr cps crc cri crk cro crp crr crs csc csi csk cso csp csr css icc ici ick ico icp icr ics iic iii iio iip iir iis ikc iki ikk iko ikr iks io- ioc ioi ioo iop ior ios ipc ipi ipo ipp ipr ips ir- irc iri irk iro irp irr irs is- isc isi isk iso isp isr iss kcc kci kck kcp kcr kcs kic kii kik kio kip kir kis kkc kki kkk kkp kkr kks koc koi kok koo kop kor kos kpc kpi kpk kpo kpp kpr kps krc kri krk kro krp krr krs ksc ksi ksk kso ksp ksr kss o-i oc- occ oci ock oco ocp ocr ocs oic oii oik oio oip oir ois okc oki okk oko okp okr oks oo- ooc ooi ook ooo oop oor oos op- opc opi opk opo opp opr ops or- orc ori ork oro orp orr ors os- osc osi osk oso osp osr oss p-p pcc pci pck pco pcp pcr pcs pic pii pik pio pip pir pis pkc pki pko pkp pkr pks poc poi pok poo pop por pos ppc ppi ppk ppo ppp ppr pps prc pri prk pro prp prr prs ps- psc psi psk pso psp psr pss rcc rci rco rcp rcr rcs ric rii rik rio rip rir ris rkc rkk rko rkp rks roc roi rok roo rop ror ros rpc rpi rpk rpo rpp rpr rps rrc rri rrk rrp rrr rrs rsc rsi rsk rso rsp rsr rss scc sci sck sco scp scr scs sic sii sik sio sip sir sis sk- skc ski skk sko skp skr sks soc soi sok soo sop sor sos spc spi spk spo spp spr sps sr- src sri srk sro srp srr srs ss- ssc ssi ssk sso ssp ssr sss

cccc ccci cccp cccs ccic ccii ccip ccir ccis ccoc ccpp ccpr ccps ccrc ccri ccrp ccrs ccsi ccsp ccss cicc cici cico cicr cics ciii ciis ciko cikr cior cios cipo cipp cips circ ciri cirk ciro cirr cirs cis- cisc cisk cisp cisr ciss ckck ckco ckcs ckoc ckoi ckoo ckor ckos ckpc ckpr ckrc ckso cock coco cocp coip coir cois cok- coko cook coop coos copi copo copp copr cops cor- corc cori cork coro corp corr cors cosc cosi coso cosp coss cpcs cpic cpio cpos cpps cpri cprs cpsc cpsk cpso cpsr crcc crcr cric crik crip cris crkc crkp croc crok croo crop cror crpc crps crsp crss cscc csci csco cscr cscs csik csio csir csis csks csor csos cspc cspi csps csrc csrs cssr iccc icci icco iccp iccr iccs icis icks icoc icor icos icpc icpo icps icrc icrr icrs icsc icsi icsp icsr icss iiii iiio iiis iioi iioo iiop iios iirc iirs iisc iisi iisp iisr ikki ikko ikoo ikri ioci iocp ioii ioio ioko iooi iooo ioos iops iori iors ioso ipcc ipcs ipko ipop ipos ippc ippo ippr ipri ipsc ipsi ipso ipsp ipss ircc ircs iri- iric irio irip iris irki irks iroc irop irpc irps irrc irri irrs irsp iscc isci isco iscp iscr iscs isic isis isko iso- isoc isok isop isor isos ispc ispr isps isri isrp issc issi isso issp issr isss k-ci k-os kccc kcci kcck kccr kcic kcii kcir kcis kckc kckk kcko kckr kcor kcos kcpc kcpi kcpo kcpr kcps kcrc kcri kcro kcrp kcrr kcrs kcsc kcsi kcsp kcsr kcss kicc kick kicp kicr kics kiic kiii kiik kiip kiis kikc kiki kikk kiko kikr kioc kioi kiok kioo kip- kipi kipo kipp kipr kips kirc kiri kirk kiro kirp kirr kirs kisc kisi kisk kiso kisr kiss kkci kkck kkco kkcr kkcs kkic kkik kkkk kkoo kkor kkpc kkpk kkps kkrc kkrk kkro kkrr kkrs kksi kksp kksr kkss koci kock kocp kocs koii koir kokc koki kokk koko kokp kokr koks kooc kooi kook kooo koop koor koos kopi kopp kopr kops korc kori kork koro korr kors kos- kosc kosi koso kosp kosr koss kpcc kpcr kpcs kpir kpkk kpkr kpoc kpok kpoo kpop kppc kppk kppo kppp kppr kprc kpri kprk kpro kprp kprr kprs kpsc kpsi kpso kpsp krcc krci krco krcs krik krio kris krkc krki krkk krko krkr krks kroc kroi krok kroo krop kror kros krpi krpr krps krrc krri krrk krro krrr krrs krsc krsk krsr krss ksci ksck ksco kscr kscs ksii ksik ksip ksir ksis kskk ksko kskr ksks ksoc ksoi ksok ksoo ksop ksor ksos kspc kspi kspk kspo kspr ksps ksro ksrp ksrr ksrs kssi ksso kssr ksss occc occi ocis ocks ocos ocpp ocro ocrr ocrs oici oick oiii oiko oiks oios oipc oisc okic okir okko okok okor okpo okro oksi okso oocr oooo ooos oops oosi opic opii opio opis opo- opor opos oppi oppo opps opsi orci orco orcs ori- oric orio oris orko oro- orok oror oros orpc orpi orps orri orro orrs orsi orsk orso oscc osci osco osii osik osip osis oski osoi osoo osor osos osro ossi osso pccc pccs pcip pcks pcos pcpp pcps pcrc pcso picc pici pick pico picr pics piip piki pikk piko piks pipi pipo pipp pips pirc piri pirk piro pirr pirs pisi pisk piso piss pkcs pock poco pocs poik poio pois poko pook poop poor poos pop- popc popi popo popp pops porc pori pork poro porr pors posi posk poso poss ppcc ppci ppcs ppic ppos pppo pppp ppps pprc ppss prcc prcp prcs pri- prii pris pro- proc proo prop pros prps prri prrs prsc prsi prso prss psci psco psip psis psoc psoi psos pspi pspp pspr psps psrk psrp pssc psso rccc rccs rcic rcis rcos rcpi