cccc ccci cccp cccs ccic ccii ccip ccir ccis ccoc ccpp ccpr ccps ccrc ccri ccrp ccrs ccrt ccsi ccsp ccss ccst cctc cctt cicc cici cico cicr cics cict ciii ciis ciit ciko cikr cior cios cipo cipp cips circ ciri cirk ciro cirr cirs cirt cis- cisc cisk cisp cisr ciss cist citi cito citp cits citt ckck ckco ckcs ckoc ckoi ckoo ckor ckos ckot ckpc ckpr ckrc ckso ckst ckts cock coco cocp coct coip coir cois coit cok- coko cook coop coos coot copi copo copp copr cops copt cor- corc cori cork coro corp corr cors cort cosc cosi coso cosp coss cost cotc coti coto cots cott cpcs cpic cpio cpos cpps cpri cprs cprt cpsc cpsk cpso cpsr cptp cptr cpts crcc crcr cric crik crip cris crit crkc crkp croc crok croo crop cror crot crpc crps crrt crsp crss crst crtc crtp crts cscc csci csco cscr cscs csik csio csir csis csit csks csor csos csot cspc cspi csps cspt csrc csrs cssr cstc csto cstr csts ctcp ctic ctor ctos ctot ctpo ctpp ctps ctrc ctrp ctrs ctsc ctss ctts iccc icci icco iccp iccr iccs icct icis icks icoc icor icos icpc icpo icps icrc icrr icrs icrt icsc icsi icsp icsr icss icst ictp icts iiii iiio iiis iiit iioi iioo iiop iios iirc iirs iisc iisi iisp iisr iist iitr iitt ikki ikko ikoo ikri ioci iocp ioii ioio ioit ioko iooi iooo ioos iops iori iors ioso ioto ipcc ipcs ipct ipko ipop ipos ippc ippo ippr ipri ipsc ipsi ipso ipsp ipss iptc ipto ipts ircc ircs iri- iric irio irip iris irki irks iroc irop irpc irps irrc irri irrs irsp irti irtp irts iscc isci isco iscp iscr iscs isct isic isis isit isko iso- isoc isok isop isor isos ispc ispr isps isri isrp issc issi isso issp issr isss istc isti isto istp istr ists itcs itic itis itko itoi itoo itor itos itpc itri itrs itsi itso itsp itto k-ci k-os kccc kcci kcck kccr kcct kcic kcii kcir kcis kcit kckc kckk kcko kckr kcor kcos kcot kcpc kcpi kcpo kcpr kcps kcpt kcrc kcri kcro kcrp kcrr kcrs kcrt kcsc kcsi kcsp kcsr kcss kcst kctc kcti kcto kicc kick kicp kicr kics kict kiic kiii kiik kiip kiis kiit kikc kiki kikk kiko kikr kikt kioc kioi kiok kioo kiot kip- kipi kipo kipp kipr kips kipt kirc kiri kirk kiro kirp kirr kirs kirt kisc kisi kisk kiso kisr kiss kist kitc kiti kito kitr kits kitt kkci kkck kkco kkcr kkcs kkct kkic kkik kkit kkkk kkoo kkor kkot kkpc kkpk kkps kkpt kkrc kkrk kkro kkrr kkrs kkrt kksi kksp kksr kkss kkst kktc kktk kkts koci kock kocp kocs koct koii koir koit kokc koki kokk koko kokp kokr koks kooc kooi kook kooo koop koor koos koot kopi kopp kopr kops kopt korc kori kork koro korr kors kort kos- kosc kosi koso kosp kosr koss kost kotc koti kotk koto kotr kots kott kpcc kpcr kpcs kpir kpit kpkk kpkr kpoc kpok kpoo kpop kppc kppk kppo kppp kppr kprc kpri kprk kpro kprp kprr kprs kprt kpsc kpsi kpso kpsp kpto kptr kpts kptt krcc krci krco krcs krik krio kris krit krkc krki krkk krko krkr krks kroc kroi krok kroo krop kror kros krpi krpr krps krpt krrc krri krrk krro krrr krrs krrt krsc krsk krsr krss krst krtc krti krtk krto krtr krts ksci ksck ksco kscr kscs ksii ksik ksip ksir ksis ksit kskk ksko kskr ksks ksoc ksoi ksok ksoo ksop ksor ksos kspc kspi kspk kspo kspr ksps kspt ksro ksrp ksrr ksrs ksrt kssi ksso kssr ksss ksst kstc ksti kstk ksto kstp kstr ksts kstt ktcc ktck ktco ktcr ktcs ktic ktik ktip ktis ktkc ktkk ktko ktkr ktks ktkt ktoc ktok ktoo ktop ktor ktot ktpi ktpk ktpo ktpr ktpt ktrc ktri ktrk ktro ktrp ktrr ktrs ktrt ktsc ktso ktsr ktst kttc ktti kttk ktto kttp kttr ktts kttt occc occi occt ocis ocks ocos ocpp ocro ocrr ocrs oct- octi octo octs oici oick oiii oiko oiks oios oipc oirt oisc oist oitc oiti okic okir okko okok okor okot okpo okro oksi okso okto oocr oooo ooos oops oort oosi oost ootp oots opic opii opio opis opit opo- opor opos oppi oppo opps opsi opti opto opts orci orco orcs ori- oric orio oris orit orko oro- orok oror oros orot orpc orpi orps orri orro orrs orsi orsk orso ortc orto orts oscc osci osco osii osik osip osis oski osoi osoo osor osos osro ossi osso ostc osti ostr osts otic otis otit oto- otok otoo otor otos otpp otro otrs otso otti otto otts pccc pccs pcip pcks pcos pcpp pcps pcrc pcso pcts picc pici pick pico picr pics pict piip piki pikk piko piks pikt piot pipi pipo pipp pips pirc piri pirk piro pirr pirs pisi pisk piso piss pist piti pito pitr pits pitt pkcs pkts pock poco pocs poik poio pois poko pook poop poor poos poot pop- popc popi popo popp pops popt porc pori pork poro porr pors port posi posk poso poss post potc poti poto pots pott ppcc ppci ppcs ppic ppos pppo pppp ppps pprc ppss ppts pptt prcc prcp prcs pri- prii pris pro- proc proo prop pros prot prps prri prrs prsc prsi prso prss prtc prti prtp prtr psci psco psip psis psoc psoi psos pspi pspp pspr psps psrk psrp pssc psso psst psts ptcc ptop pttc pttk rccc rccs rcic rcis rcos rcpi rcpo rcps rcpt rcsc rcsi rcss rctc rcti rcts ricc rick rico rics rict riis riki rikk rios riot ripi ripp ripr rips ript riri rirs risc risi risk riso risp riss rist riti rito rits ritt rkos rkss rkts rocc rock roco rocs roik roio roir rois roit roki rokk roko rokr