-ose -ous cccc cccf cccs cccu ccee ccfc ccff ccoc ccrc ccre ccrf ccrs ccsf ccss ccuc ccus cec- cece ceco cecs ceec cees cef- cefc ceke ceor ceos ceou cer- cerc cere cerf cero cers cesc cese cesr cess cfcf cfco cfcs cffr cfor cfos cfre cfse ckck ckco ckcs cker ckfr ckoc ckoo ckor ckos ckrc ckso coce cock coco cocu coes cofc cofe coff cofs cok- coke coko coof cook coos cor- corc core corf cork coro corr cors cosc cose coso coss coue couk cour cous crcc crce crcr cre- crec cree creo cres creu crfc crfs crkc croc croe crok croo cror crss crue cruk crus cscc csce cscf csco cscr cscs csec csee cser csfc csfr csks csor csos csrc csrs csse cssr csuf csur csus cucc cuce cuck cuek cuer cues cufc cuff cufo cuk- cuke cure curf curo curr curs cusk cuso cuss cusu eccc ecce ecco ecef eces ecfc ecfr ecfs ecko ecks eco- ecos ecou ecrc ecrf ecrr ecru ecsc ecse ecss ecsu ecus eecs eeee eees eefe eeke eeks eeoc eerc eero eers eese eesk efco efeo efes effs efke efor ekco ekek eker ekes ekfc ekos ekur eoes eore eous ercc erce erec erer eres erfc erfs erke erks eroc eroe eroo eros errc erre erro errs erse erso eruc erur erus esce esco escr escs escu esee esek eseo eser eses esfs eske esko esks esku eso- esok esos esse esso essu esuf esus euer eufc euos eur- eurc eure euro euse f--k fccf fces fcsc fcuk fece feck feek feer fees fefc fefe feff fefo feke feko feof ferc fere ferk fero ferr fers feru fese fess feus ffcc ffee ffff ffrr ffss foce fock foco focs foer foes fofo foke foof fook foos for- fore fork foro forr fors foso foss four fous frcc free freo fres frfc froe fros frou frsc frso frue fscc fsck fsec fsfo fssc fssf fuc- fuck fufc fuff fufu fuke fukk fuko fuku fuor fur- fure furo furr furs fusc fuse fusk fuso fuss fusu k-os kccc kcck kccr kccu kcec kcee kceo kceu kcfc kcfo kckc kckf kckk kcko kckr kcoe kcof kcor kcos kcou kcrc kcro kcrr kcrs kcru kcsc kcse kcsf kcsr kcss kcsu kcue kcuf kcuk keck keco kecr keef keek keer kees kefc keff kefr kefs kekc keke keko keks keku keok keos ker- kerc kere kerf kerk kero kerr kers keru kesc kesk keso kesr kess keur keus kfcf kfco kfcr kfcs kfer kfff kffk kfok kfoo kfor kfrc kfre kfro kfrr kfrs kfru kfse kfsk kfsr kfuo kkck kkco kkcr kkcs kkfr kkfs kkkk kkoo kkor kkrc kkre kkrf kkrk kkro kkrr kkrs kkse kksf kksr kkss kksu kkus kkuu kocf kock kocs koes kofc kofe koff kofk kofo kofu kokc koke kokf kokk koko kokr koks koku kooc kook kooo koor koos koou korc kore korf kork koro korr kors koru kos- kosc kose kosf koso kosr koss kosu koue kour kous kouu krcc krce krco krcs krcu krec kree kref krek kreo kres kreu krfc krfe krff krfo krfs krkc krke krkk krko krkr krks krku kroc kroe krof krok kroo kror kros krrc krre krrf krrk krro krrr krrs krsc krse krsf krsk krsr krss krsu kruc krue kruf kruk krur ksce ksck ksco kscr kscs kscu ksec ksee ksek kseo kser ksfc ksfe ksfo ksfr kske kskf kskk ksko kskr ksks ksku ksoc ksof ksok ksoo ksor ksos ksou ksrf ksro ksrr ksrs ksse ksso kssr ksss kssu ksue ksuu kucc kuce kuco kucr kuek kues kueu kufc kuff kufo kufr kuke kukk kuks kuku kuok kuoo kuos kure kurk kuro kurr kurs kuru kusc kusf kuso kusu kuuk kuur kuuu o-eo occc oce ocee ocef ocke ocks ocos ocre ocro ocrr ocrs ocur oec- oecc oeec oere oers oese oeuf ofcr ofek ofer off- offc offe offo offr offs offu ofor ofre ofus okcu oker okes okko okok okor okre okro okso okur okus oocr ooer ooes ooff oofs ooku oooo ooos oore oose oous orce orco orcs ore- orec orek oreo orer ores orfe orff orfs orfu orke orko oro- oroe orof orok oror oros orro orrs orse orsk orso orsu orus oscc osce osco osec osee osek oser oses osku osoo osor osos osro osse osso ossu oucc ouer oufc oufe ouff our- oure ouro ours ouse ouu- rccc rccs rcfc rcos rcsc rcss recc rece reck recr recs recu reef reek rees refe reff refr refs refu reke reko reks reof reos reou rere rero rers reru rese reso ress reue reuf reuk reus reuu rfef rffc rkkf rkos rkss rocc roce rock roco rocs roer roes rofc rofe roff rofo roke rokk roko rokr roks roku roof rook roor roos rorc rore rork roro roru rosc rose roso ross roue rouf rouk rous rrfc rrrr rscc rscs rsee rsfc rsos rsre ruce ruck ruer rues rufc rufe ruff rufo ruke rukk ruku ruok rurc rure ruro rurs ruru ruse rusk ruso russ rusu s-os sccc scce sccs scec scee scer scfc scfe sck- scok scoo scor scr- scrc scre scrs scsc scso scsr scsu scur se-c se-e se-f se-k se-o se-s se-u sec- secc sece seck seco secr secs secu seec seef seek seer sees seeu seff seke sekk seko seku seoc seok serc sere serf serk sero serr sers seru sesc sese seso sess seur sfcc sfco sfcs sfer sffc sfor sfos sfrc sfro sfss sfsu skee skeo sker skes skfc skoe skor skss skue skur soce sock soco socr socs soec soeo soes sofo soke sokk soko soku soof sook soor soos sore soro sorr sors soru sose soso soss soue souf souk sour sous srcc srec sreo sres srfc sros sscc ssce sscs ssec ssee sses ssfc ssoc ssrc ssrs sssc sssf ssss suc- succ suck sucr sucs suee suer sues sueu suf- sufc suff sufr sufs sufu suke suks suku suor suos sur- surc sure surf suro surr surs