cccc cccf ccci cccp ccfc ccff ccfi ccic ccii ccip ccir ccoc ccpp ccpr ccrc ccrf ccri ccrp cfcf cfco cffr cfor cfpo cfpr cfrp cicc cici cico cicr ciff ciii ciko cikr cior cipf cipo cipp circ ciri cirk ciro cirr ckck ckco ckfi ckfr ckoc ckoi ckoo ckor ckpc ckpr ckrc cock coco cocp cofc coff cofi coif coip coir cok- coko coof cook coop copi copo copp copr cor- corc corf cori cork coro corp corr cpff cpic cpif cpio cpri crcc crcr crfc cric crif crik crip crkc crkp croc crok croo crop cror crpc f--k fccf fccp fcic fcii ffcc ffff ffii ffrr ficc fick fico fifc fiff fifi fifo fiii fiki fior fipp firk foci fock foco fofo foki foof fook fopp for- fori fork foro forr fp-c fpcc fprf frcc frcp frfc fric frik frio frip frop iccc iccf icci icco iccp iccr icoc icor icpc icpo icrc icrf icrr ifco ifcp ific ifor ifpo ifrf ifri iiii iiio iioi iioo iiop iipf iirc ikki ikko ikoo ikri ioci iocp iofc ioii ioio ioko ioof iooi iooo iori ipcc ipfc ipkf ipko ipop ippc ippf ippo ippr ipri ircc iri- iric irio irip irki iroc irop irpc irrc irri k-ci kccc kcci kcck kccr kcfc kcfi kcfo kcfp kcic kcif kcii kcir kckc kckf kckk kcko kckr kcof kcor kcpc kcpi kcpo kcpr kcrc kcri kcro kcrp kcrr kfcf kfco kfcr kfff kffk kfio kfir kfok kfoo kfor kfpr kfrc kfri kfro kfrp kfrr kicc kick kicp kicr kiff kifr kiic kiii kiik kiip kikc kikf kiki kikk kiko kikr kioc kioi kiok kioo kip- kipi kipo kipp kipr kirc kirf kiri kirk kiro kirp kirr kkci kkck kkco kkcr kkfi kkfr kkic kkik kkkk kkoo kkor kkpc kkpk kkrc kkrf kkrk kkro kkrr kocf koci kock kocp kofc koff kofi kofk kofo kofp koii koir kokc kokf koki kokk koko kokp kokr kooc kooi kook kooo koop koor kopf kopi kopp kopr korc korf kori kork koro korr kpcc kpcr kpfc kpfk kpfr kpif kpir kpkk kpkr kpoc kpof kpok kpoo kpop kppc kppk kppo kppp kppr kprc kprf kpri kprk kpro kprp kprr krcc krci krco krfc krff krfo krfp krik krio krkc krki krkk krko krkr kroc krof kroi krok kroo krop kror krpi krpr krrc krrf krri krrk krro krrr occc occi ocfp ocpp ocro ocrr ofcr off- offc offo offr ofik ofor oici oick oiii oiko oipc okic okir okko okok okor okpo okro oocr ooff oooo opic opii opio opo- opor oppi oppo orci orco orff orfi ori- oric orif orio orko oro- orof orok oror orpc orpi orri orro pccc pcfc pcip pcpp pcrc pcrf pfff pffr pfic pfkp picc pici pick pico picr piff piip piki pikk piko pipi pipo pipp pirc piri pirk piro pirr pock poco poff pofi poik poio poko poof pook poop poor pop- popc popi popo popp porc pori pork poro porr ppcc ppci ppic ppif pppo pppp pprc pprf prcc prcf prcp prfc pri- prif prii pro- proc prof proo prop prri rccc rcfc rcic rcpi rcpo rffc rfic ricc rick rico riff riif riki rikk ripi ripp ripr riri rkkf rocc rock roco rofc roff rofo roif roik roio roir roki rokk roko rokr roof rooi rook roop roor ropo rorc rori rork roro rpfc rpii rpof rrfc rrif rrrr