-ous cccc cccf cccm cccs cccu ccfc ccff cckm ccmc ccmm ccms ccoc ccom ccrc ccrf ccrs ccsf ccss ccuc ccus cfcf cfcm cfco cfcs cffr cfmo cfms cfmu cfom cfor cfos ckck ckcm ckco ckcs ckfr ckmo ckoc ckom ckoo ckor ckos ckrc ckrm ckso cmcc cmcs cmmc cmms cmoc cmos cmrr cmrs cmsc cmsf cmus cock coco cocu cofc coff cofs cok- coko com- comc comm como comr coms comu coof cook coom coos cor- corc corf cork corm coro corr cors cosc cosm coso coss couk cour cous crcc crcr crfc crfs crkc crmo crms croc crok crom croo cror crss cruk crum crus cscc cscf csco cscr cscs csfc csfr csks csmc csmu csom csor csos csrc csrs cssm cssr csuf csum csur csus cucc cuck cucm cufc cuff cufo cuk- cum- cums curf curo curr curs cusk cuso cuss cusu f--k fccf fcmr fcsc fcuk ffcc ffff ffrr ffss fmcs fmsr fmss fock foco focs fofo fomc fomo foof fook foom foos for- fork form foro forr fors foso foss four fous frcc frfc from fros frou frsc frsm frso frum fscc fsck fsfo fssc fssf fuc- fuck fucm fufc fuff fufu fukk fuko fuku fumc fumo fums fuor fur- furm furo furr furs fusc fusk fuso fuss fusu k-os kccc kcck kccr kccu kcfc kcfm kcfo kckc kckf kckk kckm kcko kckr kcmc kcmf kcmk kcmm kcmo kcmr kcms kcof kcom kcor kcos kcou kcrc kcro kcrr kcrs kcru kcsc kcsf kcsm kcsr kcss kcsu kcuf kcuk kfcf kfcm kfco kfcr kfcs kfff kffk kffm kfmf kfmk kfmm kfmo kfmr kfok kfom kfoo kfor kfrc kfrm kfro kfrr kfrs kfru kfsk kfsm kfsr kfuo kkck kkcm kkco kkcr kkcs kkfm kkfr kkfs kkkk kkmc kkmk kkmo kkmr kkms kkoo kkor kkrc kkrf kkrk kkro kkrr kkrs kksf kksm kksr kkss kksu kkus kkuu kmcc kmcf kmcm kmco kmcr kmcs kmcu kmfc kmfm kmfr kmfs kmkf kmkk kmko kmks kmmf kmmk kmmm kmmo kmmr kmms kmoc kmok kmom kmor kmou kmrc kmrf kmro kmrr kmrs kmsc kmso kmsr kmss kmsu kmuc kmur kmus kocf kock kocm kocs kofc koff kofk kofm kofo kofu kokc kokf kokk koko kokr koks koku komc komo komr koms kooc kook kooo koor koos koou korc korf kork koro korr kors koru kos- kosc kosf koso kosr koss kosu koum kour kous kouu krcc krcm krco krcs krcu krfc krff krfm krfo krfs krkc krkk krko krkr krks krku krmc krmo krmr krms kroc krof krok krom kroo kror kros krrc krrf krrk krrm krro krrr krrs krsc krsf krsk krsr krss krsu kruc kruf kruk krum krur ksck kscm ksco kscr kscs kscu ksfc ksfm ksfo ksfr kskf kskk ksko kskr ksks ksku ksmc ksmf ksmm ksmo ksmr ksms ksmu ksoc ksof ksok ksom ksoo ksor ksos ksou ksrf ksrm ksro ksrr ksrs kssm ksso kssr ksss kssu ksum ksuu kucc kuco kucr kufc kuff kufm kufo kufr kukk kuks kuku kumm kumo kumr kumu kuok kuoo kuos kurk kurm kuro kurr kurs kuru kusc kusf kuso kusu kuuk kuur kuuu mccc mcfc mckk mcmc mcrc mcss mfcc mfor mfou mfrs mkfc mkfm mkfs mkks mksm mmcc mmcm mmcs mmff mmmc mmmm mmms mmor mmrc mmrf mmsc mmsu mmus mock moco mocs moff mofo mofu moko momo moms momu mooc mook moor moos morf mork moro mors moru mosc mosk moso moss mosu mouf mouk mour mous mr-c mrcc mrcs mrfc mrkr mrmc mrrc mrsc mruk mscc msco msfc msff msfs msmc msmm msms msmu msor mssf mssm mssr msus muc- mucc muck mucu mufc muff mufu muko mumm mumo mums mumu muos murc murk muro murr murs muru musc musk muso muss musu occc ocks ocms ocom ocos ocro ocrr ocrs ocum ocur ofcr off- offc offo offr offs offu ofor ofus okcu okko okmo okok okom okor okro okso okur okus omo- omoo omor omro omsk omuo omus oocr ooff oofs ooku ooms oooo ooos oous orco orcs orff orfs orfu orko ormo oro- orof orok orom oror oros orro orrs orsk orso orsu orum orus oscc osco osku osm- osmo osoo osor osos osro osso ossu osum oucc oufc ouff our- ouro ours ouu- rccc rccs rcfc rcms rcos rcsc rcss rffc rkkf rkos rkss rmsc rocc rock roco rocs rofc roff rofo rokk roko rokr roks roku romk romm romo roms roof rook room roor roos rorc rork roro roru rosc roso ross rouf rouk roum rous rrfc rrkm rrmc rrrr rrum rscc rscs rsfc rsos rsum ruck rufc ruff rufo rukk ruku rumm rumo rums ruok rurc ruro rurs ruru rusk ruso russ rusu s-os sccc sccm sccs scfc scfm sck- scmc scmm scmo scms scok scom scoo scor scr- scrc scrs scsc scso scsr scsu scum scur sfcc sfco sfcs sffc sfmm sfor sfos sfrc sfro sfss sfsu skfc skor skss skum skur smcc smoc smof smok smos smrf smrk smsc smss smur smus sock socm soco socr socs sofo sokk soko soku somm somo soof sook soom soor soos sorm soro sorr sors soru soso soss souf souk soum sour sous srcc srfc srmc sros sscc sscs ssfc ssmc ssoc ssrc ssrm ssrs sssc sssf sssm ssss suc- succ suck sucr sucs suf- sufc suff sufr sufs sufu suks suku sum- sumo sums sumu suor suos sur- surc surf suro surr surs suru sus- susk suso suss susu suum suus ucmc ucom ucos ucrc ucsc ucsf ucsm ucsu ufcu ufms ufos ufuk ukcc ukko ukok ukrc uksc ukum ukur umff umfk ummo umms umok umor umsu umus uocc uofm uofo uomo uor- urff uro- urok urom uroo urso urss ursu uruk urum urur urus us-k uscc uscf uscm usco uscs usfc usfs usmc usmm usms usoc usos ussc ussf ussr usss ussu usus uuoc uuuu