cccc cccf ccci cccp cccu ccee ccfc ccff ccfi ccic ccii ccip ccir ccoc ccpe ccpp ccpr ccrc ccre ccrf ccri ccrp ccuc ccup cec- cece ceci ceco cecp ceec cef- cefc ceip ceke ceop ceor ceou cepc cepe cepo cepp cepr cer- cerc cere cerf ceri cero cerp ceui cfcf cfco cffr cfor cfpo cfpr cfre cfrp cicc cici cico cicr cicu ciee cier cife ciff ciii ciko cikr cior cipf cipo cipp circ cire ciri cirk ciro cirr ciuc ciup ckck ckco cker ckfi ckfr ckoc ckoi ckoo ckor ckpc ckpr ckrc coce cock coco cocp cocu coep cofc cofe coff cofi coif coip coir cok- coke coko coof cook coop cope copi copo copp copr cor- corc core corf cori cork coro corp corr coue couk coup cour cpce cpcu cpep cper cpff cpic cpif cpio cpre cpri crcc crce crcr cre- crec cree crei creo crep creu crfc cric crie crif crik crip criu crkc crkp croc croe crok croo crop cror crpc crue cruk crup cucc cuce cuci cuck cuek cuer cufc cuff cufi cufo cui- cuif cuir cuk- cuke cupe cupo cupp cupr cure curf curi curo curr eccc ecce ecci ecco ecef ecfc ecfr ecip ecko eco- ecop ecou ecpp ecrc ecrf ecri ecrr ecru eeee eefe eeke eeoc eerc eero efco efeo effi efic efik efke efor eick eico eiec eiei eier eike eiki eiko eiou eipo eipr eire ekco ekek eker ekfc ekki ekoi ekpe ekpo ekur eoir eore eori epcc epci epec epee eper epfc epi- epic epie epik epip epoc epor eppc eppo eppp epro eprp ercc erce ercp erec erei erer erfc eric erie erik erio eriu erke erki eroc eroe eroi eroo erpe errc erre erro eruc erur euer eufc eufi euoi eur- eurc eure euro f--k fccf fccp fcic fcii fcuk fcup fece feck feek feer fefc fefe feff fefi fefo feie feio feir feke feko feof fepc ferc fere ferk fero ferr feru ffcc ffee ffff ffii ffrr ficc fice fick fico fiec fief fier fifc fife fiff fifi fifo fiii fike fiki fioe fior fipp fire firk fiuk foce foci fock foco foer fofo foie foke foki foof fook fopp for- fore fori fork foro forr foup four fp-c fpcc fprf frcc frcp free frei freo frep frfc fric frie frik frio frip froe frop frou frue fuc- fuci fuck fufc fuff fufu fuir fuke fukk fuko fuku fuor fur- fure furi furo furr iccc iccf icci icco iccp iccr iccu icec icee icef icer icke icoc icor icpc icpo icrc icre icrf icrr icru icue icup iecc ieie ieio iere ieri ifco ifcp ifer ific ifor ifpo ifrf ifri iiie iiii iiio iioi iioo iiop iipf iirc iiuc ikee iker ikki ikko ikoo ikri ikue ikuo ioci iocp ioee iofc ioii ioio ioke ioko ioof iooi iooo iore iori ipcc ipce ipec ipek iper ipfc ipie ipkf ipko ipoe ipop ippc ippf ippo ippr ipri ipur ircc ircu iree irer irfe irfu iri- iric irie irio irip irki iroc irop irpc irpe irrc irre irri iucc iuce iuef iuiu iupp k-ci kccc kcci kcck kccr kccu kcec kcee kcei kceo kcep kceu kcfc kcfi kcfo kcfp kcic kcie kcif kcii kcir kciu kckc kckf kckk kcko kckr kcoe kcof kcor kcou kcpc kcpi kcpo kcpr kcpu kcrc kcri kcro kcrp kcrr kcru kcue kcuf kcui kcuk kcup keck keco kecr keef keek keep keer kefc keff kefr keif keii keik keio keir kekc keke keki keko keku keok kep- kepc kepe kepi kepu ker- kerc kere kerf keri kerk kero kerp kerr keru keup keur kfcf kfco kfcr kfer kfff kffk kfio kfir kfok kfoo kfor kfpr kfrc kfre kfri kfro kfrp kfrr kfru kfuo kicc kice kick kicp kicr kief kier kieu kife kiff kifr kifu kiic kiii kiik kiip kiiu kikc kikf kiki kikk kiko kikr kiku kioc kioe kioi kiok kioo kiou kip- kipe kipi kipo kipp kipr kipu kirc kirf kiri kirk kiro kirp kirr kiru kiup kiur kiuu kkci kkck kkco kkcr kkfi kkfr kkic kkik kkkk kkoo kkor kkpc kkpk kkrc kkre kkrf kkrk kkro kkrr kkup kkuu kocf koci kock kocp koei kofc kofe koff kofi kofk kofo kofp kofu koii koir kokc koke kokf koki kokk koko kokp kokr koku kooc kooi kook kooo koop koor koou kope kopf kopi kopp kopr kopu korc kore korf kori kork koro korr koru koue koui kour kouu kpcc kpcr kpek kper kpfc kpfk kpfr kpif kpir kpke kpkk kpkr kpoc kpoe kpof kpok kpoo kpop kpou kppc kppk kppo kppp kppr kprc kpre kprf kpri kprk kpro kprp kprr kpru kpur krcc krce krci krco krcu krec kree kref krei krek kreo kreu krfc krfe krff krfo krfp krik krio krkc krke krki krkk krko krkr krku kroc kroe krof kroi krok kroo krop kror krpi krpr krpu krrc krre krrf krri krrk krro krrr kruc krue kruf krui kruk krup krur kucc kuce kuci kuco kucp kucr kuei kuek kueu kufc kuff kufi kufo kufr kuic kuie kuik kuke kuki kukk kuku kuok kuoo kuop kupe kupr kupu kure kuri kurk kuro kurr kuru kuuk kuur kuuu o-eo occc occi oce ocee ocef ocfp ocke ocpp ocre ocro ocrr ocur oec- oecc oeec oere oeuf ofcr ofek ofer off- offc offe offo offr offu ofik ofor ofre oici oick oier oiii oike oiko oipc oire okcu oker okic okie okir okko okok okor okpe okpo okre okro okur oocr ooer ooff ooku oooo oore opec opei opep oper opic opie opii opio opo- opor oppi oppo orce orci orco ore- orec orek oreo orer orfe orff orfi orfu ori- oric orie orif orio orke orko oro- oroe orof orok oror orpc orpe orpi orri orro orup oucc ouer oufc oufe ouff ouie ouii ouir oupe our- oure ouro ouu- pccc pcce pcep pcer pcfc pcip pcoe pcpp pcrc pcre pcrf pece peci peck peco pecr peec peek peep peer pefc peff peio peip peir peke peki