-ous cccc cccf cccl cccs cccu ccfc ccff ccfl cclc ccls ccoc ccsf ccsl ccss ccuc ccus cfcf cfcl cfco cfcs cfls cfos cfsl ckck ckcl ckco ckcs cklf ckoc ckoo ckos cksl ckso clof clok cloo clos clou clsc cock coco cocu cofc coff cofs cok- coko col- colk coll colo cols colu coof cook cool coos cosc cosl coso coss couk coul cous cscc cscf cscl csco cscs csfc csks cslu csos csuf csus cucc cuck cufc cuff cufo cuk- culc culk cull culo culs cusk cuso cuss cusu f--k fccf fcsc fcsl fcuk ffcc ffff ffss flcl floc flok floo flos flou fluf fluo flus fock foco focs fofo folc folk foll folo fols foof fook fool foos foso foss foul fous fscc fsck fsfo fssc fssf fuc- fuck fufc fuff fufu fukk fuko fuku fulk full fuls fulu fusc fusk fuso fuss fusu k-lo k-os kccc kcck kccl kccu kcfc kcfl kcfo kckc kckf kckk kckl kcko kclc kclf kclk kcll kcls kclu kcof kcol kcos kcou kcsc kcsf kcss kcsu kcuf kcuk kcul kfcf kfco kfcs kfff kffk kflc kflf kfll kflo kfls kfok kfoo kfsk kful kfuo kkck kkcl kkco kkcs kkfs kkkk kklc kklf kkll kklo kkls kkol kkoo kksf kkss kksu kkus kkuu klcc klck klcl klcs klfc klff klkc klkk klkl klko klks kllc kllk klls kloc klok klol kloo klos klou klsc klsf klsu kluf kluk kluu kocf kock kocs kofc koff kofk kofo kofu kokc kokf kokk koko koks koku kolc kolf kolk koll kolo kols kolu kooc kook kool kooo koos koou kos- kosc kosf koso koss kosu koul kous kouu ksck kscl ksco kscs kscu ksfc ksfo kskf kskk ksko ksks ksku kslc kslk ksll kslo kslu ksoc ksof ksok ksol ksoo ksos ksou kssl ksso ksss kssu ksuu kucc kuco kufc kuff kufo kukk kukl kuks kuku kulf kull kulo kulu kuok kuol kuoo kuos kusc kusf kuso kusu kuuk kuul kuuu lccc lccs lcfc lcls lcsc lfcc lkfs llcc llcs llks lllc llll lloc lloo locc lock loco locs locu loff lokk loko loll lolo lols looc loof look lool loos losc loso loss louk loul lous louu lsco lscs lsfc lsof lsso luck lucs luff lufu luko lull lulu lusk luso luss luuk occc ocks oclc ocos ocul ofcl off- offc offo offs offu ofus okcu okko oklo okok okol okso okul okus olcc olfs ollo olof olos ooff oofs ooku oolo oooo ooos oous oscc oscl osco osku oslo osoo osos osso ossu osul oucc oufc ouff oulk ouls oulu ouu- s-os sccc sccl sccs scfc sck- sckl scl- sclc sclk scls scok scol scoo scsc scsl scso scsu scul sfcc sfco sfcs sffc sflc sfls sfos sfss sfsu skfc skol skss skul slcc slcu sloc sloo slos slsc slsu sluc sock socl soco socs sofo sokk soko soku solf solk soll solo sols soof sook sool soos soso soss souf souk soul sous sscc sscs ssfc ssfl sslc ssoc sssc sssf ssss suc- succ suck sucs suf- sufc suff sufs sufu suks suku sul- sulc sulf sulk sull sulo sulu suos sus- susk suso suss susu suus ucos ucsc ucsf ucsu ufcu ufos ufuk ukcc ukko ukok uksc ulcc ulco ullo ulo- uloc ulos uluk ulul ulus uocc uofl uofo uolc us-k uscc uscf usco uscs usfc usfl usfs uslu usoc usos ussc ussf usss ussu usul usus uulu uuoc uuuu