-ous cccc cccs cccu ccnc ccnr ccns ccnu ccoc ccrc ccrs ccsn ccss ccuc ccus ckck ckco ckcs cknc ckns ckoc ckoo ckor ckos ckrc ckso cnco cnrc cnrr cnss cock coco cocu cok- coko con- conc conk conn cono cons cook coon coos cor- corc cork corn coro corr cors cosc coso coss couk coun cour cous crcc crcr crkc crns croc crok cron croo cror crss cruk crun crus cscc csco cscr cscs csks csor csos csrc csrs cssr csur csus cucc cuck cucn cuk- cuno cuon curn curo curr curs cusk cuso cuss cusu k-os kccc kcck kccr kccu kckc kckk kckn kcko kckr kcno kcnr kcns kcon kcor kcos kcou kcrc kcrn kcro kcrr kcrs kcru kcsc kcsn kcsr kcss kcsu kcuk kkck kkcn kkco kkcr kkcs kkkk kknn kkno kkns kknu kkon kkoo kkor kkrc kkrk kkrn kkro kkrr kkrs kksn kksr kkss kksu kkus kkuu knck kncn knco kncr kncu knkk knnk knnr knns knoc knok knon knor knou knrk knro knrs knsc knsk knsn knso knsr knss knsu knuk knur knus kock kocn kocs kokc kokk kokn koko kokr koks koku konc konk kono kooc kook koon kooo koor koos koou korc kork korn koro korr kors koru kos- kosc koso kosr koss kosu kour kous kouu krcc krcn krco krcs krcu krkc krkk krkn krko krkr krks krku krnk krnn krno krnu kroc krok kroo kror kros krrc krrk krrn krro krrr krrs krsc krsk krsn krsr krss krsu kruc kruk krun krur ksck kscn ksco kscr kscs kscu kskk kskn ksko kskr ksks ksku ksnc ksnk ksnn ksnr ksns ksoc ksok kson ksoo ksor ksos ksou ksrn ksro ksrr ksrs kssn ksso kssr ksss kssu ksun ksuu kucc kuco kucr kukk kukn kuks kuku kunc kunk kuno kunr kuns kunu kuok kuon kuoo kuos kurk kuro kurr kurs kuru kusc kusn kuso kusu kuuk kuur kuuu nccc nccn nccr nccs nccu ncnc ncoc ncor ncos ncrc ncsc ncss ncuk nkok nkor nnnn nnos nnss nock noco nocs noko non- nonn nono nons nonu noo- nook noon nooo noor noos nor- norc nork norn noro norr nors nos- nosk noss nosu noun nour nous nrcs nroc nron nrrc nrsc nscc nscs nskk nsnr nsok nsos nsou nsrc nssc nsso nssr nsss nuck nucs nucu nuku nunc nunk nunn nuno nuns nuoc nuon nurc nurn nurr nurs nuru nuss nusu nuuk occc occn ocks ocon ocos ocro ocrr ocrs ocur okcu okko okno okok okon okor okro okso okun okur okus onc- onco onno onon onor onos onsc onso onur onus oocr ooku oons oooo ooos oous orco orcs orko ornc orno orns oro- orok oron oror oros orro orrs orsk orso orsu orus oscc osco osku osno osnr osoo osor osos osro osso ossu osun oucc oun- our- ourn ouro ours ouu- rccc rccs rcnr rcon rcos rcsc rcss rkos rkss rnco rncs rocc rock roco rocs rokk roko rokr roks roku ronc ronk rono rons rook roon roor roos rorc rork roro roru rosc roso ross rouk roun rous rrrr rrun rscc rscn rscs rsnn rsno rsnr rsos ruck rukk rukn ruku runc runk runn runo runs ruok rurc ruro rurs ruru rusk ruso russ rusu ruun s-os sccc sccs sck- scnr scok scon scoo scor scr- scrc scrn scrs scsc scsn scso scsr scsu scun scur skn- skon skor skss skun skur sncc snco snns snoc snoo snor snos snrk snrs snur snus sock soco socr socs sokk sokn soko soku son- sonk sono sons sonu sook soon soor soos sorn soro sorr sors soru soso soss souk soun sour sous srcc srnn srno sros sscc sscs ssns ssoc ssrc ssrs sssc ssss suc- succ suck sucr sucs suks suku sun- sunk sunn suno suns sunu suor suos sur- surc surn suro surr surs suru sus- susk suso suss susu suus ucon ucos ucrc ucsc ucsu ukcc ukko uknc ukok ukon ukrc uksc ukur uncc unco uncs unkn unko unks unno unns unon unos unro unrs uns- unsc unso unus uocc uor- urns uro- urok uroo urso urss ursu uruk urun urur urus us-k uscc usco uscs usnc usno usnr usnu usoc usos ussc ussr usss ussu usun usus uuno uuoc uuuu