cccc cccf cccu ccfc ccff ccoc ccrc ccrf ccuc cfcf cfco cfcy cffr cfor cfry cfyk ckck ckco ckcy ckfr ckoc ckoo ckor ckoy ckrc ckry cock coco cocu cofc coff cok- coko coky coof cook cor- corc corf cork coro corr cory couk cour couy coyf coyo coyr crcc crcr crfc crkc croc crok croo cror croy cruk cry- cryo cucc cuck cufc cuff cufo cuk- curf curo curr cury cuy- cuyo cuyr cyc- cycc cyrk cyy- cyyc f--k fccf fcuk ffcc ffff ffrr fock foco fofo foof fook for- fork foro forr four frcc frfc frou fuc- fuck fufc fuff fufu fukk fuko fuku fuor fur- furo furr fury fuyu fyrk fyry kccc kcck kccr kccu kccy kcfc kcfo kcfy kckc kckf kckk kcko kckr kcky kcof kcor kcou kcrc kcro kcrr kcru kcry kcuf kcuk kcyk kcyy kfcf kfco kfcr kfcy kfff kffk kfok kfoo kfor kfoy kfrc kfro kfrr kfru kfry kfuo kfyo kfyr kkck kkco kkcr kkcy kkfr kkkk kkoo kkor kkoy kkrc kkrf kkrk kkro kkrr kkuu kkyc kkyy kocf kock kofc koff kofk kofo kofu kofy kokc kokf kokk koko kokr koku koky kooc kook kooo koor koou korc korf kork koro korr koru kour kouu koyf koyo koyy krcc krco krcu krfc krff krfo krkc krkk krko krkr krku krky kroc krof krok kroo kror kroy krrc krrf krrk krro krrr krry kruc kruf kruk krur kryk kryo kryy kucc kuco kucr kufc kuff kufo kufr kukk kuku kuky kuok kuoo kurk kuro kurr kuru kury kuuk kuur kuuu kuyo kuyu kuyy kycc kyck kycr kyfr kykc kykk kykr kyky kyok kyoo kyor kyoy kyrc kyrf kyrk kyro kyuk kyur kyuu kyyk kyyo kyyy occc ocro ocrr ocur ofcr off- offc offo offr offu offy ofor okcu okko okok okor okro okur okyo oocr ooff oofy ooku ooky oooo oory orco orff orfu orko oro- orof orok oror oroy orro orry oucc oufc ouff our- ouro ouu- ouyr oyou rccc rcfc rcyc rffc rkkf rocc rock roco rofc roff rofo rokk roko rokr roku roky roof rook roor rorc rork roro roru rory rouf rouk rouy rrfc rrrr ruck rufc ruff rufo rukk ruku ruok ruoy rurc ruro ruru ryck ryff ryuk ryyf ucky ucrc ufcu ufuk ukcc ukko ukky ukok ukrc ukur ukyo uocc uofo uor- urcy urff uro- urok uroo urry uruk urur uuoc uuuu yccc ykko yock yoff yoko yoky yoof yook york yoro yory youf youk your yoyo yrof yuck yuff yufu yuko yuku yuky yury yuyu yyff yyyy