cccc ccci cccp ccic ccii ccip ccir ccoc ccpp ccpr ccrc ccri ccrp ccrt cctc cctt cicc cici cico cicr cict ciii ciit ciko cikr cior cipo cipp circ ciri cirk ciro cirr cirt citi cito citp citt ckck ckco ckoc ckoi ckoo ckor ckot ckpc ckpr ckrc cock coco cocp coct coip coir coit cok- coko cook coop coot copi copo copp copr copt cor- corc cori cork coro corp corr cort cotc coti coto cott cpic cpio cpri cprt cptp cptr crcc crcr cric crik crip crit crkc crkp croc crok croo crop cror crot crpc crrt crtc crtp ctcp ctic ctor ctot ctpo ctpp ctrc ctrp iccc icci icco iccp iccr icct icoc icor icpc icpo icrc icrr icrt ictp iiii iiio iiit iioi iioo iiop iirc iitr iitt ikki ikko ikoo ikri ioci iocp ioii ioio ioit ioko iooi iooo iori ioto ipcc ipct ipko ipop ippc ippo ippr ipri iptc ipto ircc iri- iric irio irip irki iroc irop irpc irrc irri irti irtp itic itko itoi itoo itor itpc itri itto k-ci kccc kcci kcck kccr kcct kcic kcii kcir kcit kckc kckk kcko kckr kcor kcot kcpc kcpi kcpo kcpr kcpt kcrc kcri kcro kcrp kcrr kcrt kctc kcti kcto kicc kick kicp kicr kict kiic kiii kiik kiip kiit kikc kiki kikk kiko kikr kikt kioc kioi kiok kioo kiot kip- kipi kipo kipp kipr kipt kirc kiri kirk kiro kirp kirr kirt kitc kiti kito kitr kitt kkci kkck kkco kkcr kkct kkic kkik kkit kkkk kkoo kkor kkot kkpc kkpk kkpt kkrc kkrk kkro kkrr kkrt kktc kktk koci kock kocp koct koii koir koit kokc koki kokk koko kokp kokr kooc kooi kook kooo koop koor koot kopi kopp kopr kopt korc kori kork koro korr kort kotc koti kotk koto kotr kott kpcc kpcr kpir kpit kpkk kpkr kpoc kpok kpoo kpop kppc kppk kppo kppp kppr kprc kpri kprk kpro kprp kprr kprt kpto kptr kptt krcc krci krco krik krio krit krkc krki krkk krko krkr kroc kroi krok kroo krop kror krpi krpr krpt krrc krri krrk krro krrr krrt krtc krti krtk krto krtr ktcc ktck ktco ktcr ktic ktik ktip ktkc ktkk ktko ktkr ktkt ktoc ktok ktoo ktop ktor ktot ktpi ktpk ktpo ktpr ktpt ktrc ktri ktrk ktro ktrp ktrr ktrt kttc ktti kttk ktto kttp kttr kttt occc occi occt ocpp ocro ocrr oct- octi octo oici oick oiii oiko oipc oirt oitc oiti okic okir okko okok okor okot okpo okro okto oocr oooo oort ootp opic opii opio opit opo- opor oppi oppo opti opto orci orco ori- oric orio orit orko oro- orok oror orot orpc orpi orri orro ortc orto otic otit oto- otok otoo otor otpp otro otti otto pccc pcip pcpp pcrc picc pici pick pico picr pict piip piki pikk piko pikt piot pipi pipo pipp pirc piri pirk piro pirr piti pito pitr pitt pock poco poik poio poko pook poop poor poot pop- popc popi popo popp popt porc pori pork poro porr port potc poti poto pott ppcc ppci ppic pppo pppp pprc pptt prcc prcp pri- prii pro- proc proo prop prot prri prtc prti prtp prtr ptcc ptop pttc pttk rccc rcic rcpi rcpo rcpt rctc rcti ricc rick rico rict riki rikk riot ripi ripp ripr ript riri riti rito ritt rocc rock roco roik roio roir roit roki rokk roko rokr rooi rook roop roor root ropo rorc rori rork roro rort rotc roti rotk roto rotr rott rpii rrrr rtcc rttp tccc tcpo tctc ticc tick tico tiit tiki tiko tiop tip- tipc tipi tipo tipp tipt tiri tiro tirr titc titi tito titp titt tkip toci tock toco toit toki toko took toor toot top- topi topo topp topt torc tori tork toro torp torr tort totc toti toto totr tott tpck tpcp tpir tppp tppr tptp tptr trcc tri- tric trik trio trip trit troc troi troo trop trot trpc trpp trtc trtr ttcp ttop tttt