cror crot crrt crss crst crtc crts crub cruk crus crut cscb cscc csch csco cscr cscs cshs csks csob csor csos csot csrc csrs cssr cstc csto cstr csts csur csus ctbs cths ctor ctos ctot ctrc ctrs ctsc ctss ctsu ctts cub- cubb cubs cucc cuck cuk- curb curo curr curs curt cusb cush cusk cuso cuss cust cusu cut- cutc cuth cuto cuts cutt hbbs hbhs hboc hbos hbrs hbss hbtu hcbc hcbs hccb hccc hcch hccs hchs hcsc hcso hcss hcst hhhh hhhs hhus hkbu hkcc hkcs hkst hobo hobs hoch hock hocr hocs hoho hoko hoks hoku hook hoor hoos hoot horc hork horo horr hors hort hosh hoss host hotb hoth hoto hotr hots hott hotu houk hour hout hrhs hrob hros hrrc hrso hrtb hsbc hscc hsct hshs hsob hsts hsur htcc hths htoh htrk htsc httr hubb hubo hubs huch huck hucs hucu huhs huhu huor huos huot hurk huro hurr hurs hurt huru hush husk huso huss hust huth huto huts hutt hutu huub huus k-os kbbb kbbc kbbk kbbo kbbr kbbs kbbt kbbu kbcb kbch kbck kbco kbcr kbcs kbct kbcu kbhb kbhc kbhh kbhr kbhs kbht kbkb kbkk kbko kbkr kbob kboc kbok kboo kbos kbot kbrb kbrc kbrh kbrk kbro kbrt kbru kbsb kbsk kbso kbsr kbss kbst kbsu kbtb kbtc kbtk kbto kbtr kbts kbtt kbub kbuc kbuk kbur kbus kbut kbuu kcbc kcbk kcbr kcbs kcbu kccb kccc kcck kccr kcct kccu kchh kchk kcho kchr kchs kchu kckc kckk kcko kckr kcob kcoh kcor kcos kcot kcou kcrc kcrh kcro kcrr kcrs kcrt kcru kcsb kcsc kcsr kcss kcst kcsu kctb kctc kcto kctu kcub kcuh kcuk khbc khbr khbs khbt khcb khcc khch khck khcs khct khhk khho khhs khkk khkr khks khob khoc khok khor khot khou khrk khro khrr khrt khss khst khsu khtb khth khtk khto khtr khts khtt khub khuk khur khus khut kkbb kkbo kkbr kkbs kkbt kkcb kkch kkck kkco kkcr kkcs kkct kkhb kkhh kkhk kkhr kkkk kkob kkoh kkoo kkor kkot kkrb kkrc kkrh kkrk kkro kkrr kkrs kkrt kksr kkss kkst kksu kktc kktk kkts kktu kkus kkut kkuu kobb kobc kobk kobo kobr kobs kobu kocb koch kock kocs koct kohh koho kohr kohs koht kohu kokb kokc kokh kokk koko kokr koks koku koob kooc kook kooo koor koos koot koou korb korc kork koro korr kors kort koru kos- kosb kosc kosh koso kosr koss kost kosu kotb kotc koth kotk koto kotr kots kott kotu koub kour kous kout kouu krbb krbk krbr krbt krcb krcc krch krco krcs krcu krhc krhs krkc krkh krkk krko krkr krks krku krob kroc kroh krok kroo kror kros krrb krrc krrk krro krrr krrs krrt krsc krsh krsk krsr krss krst krsu krtc krth krtk krto krtr krts kruc kruh kruk krur ksbc ksbh ksbr ksbs kscb ksch ksck ksco kscr kscs kscu kshb kshk ksho kshr kshs kshu kskb kskk ksko kskr ksks ksku ksob ksoc ksok ksoo ksor ksos ksou ksrb ksrh ksro ksrr ksrs ksrt ksso kssr ksss ksst kssu kstb kstc ksth kstk ksto kstr ksts kstt kstu ksub ksuh ksut ksuu ktbb ktbc ktbr ktbt ktbu ktcc ktch ktck ktco ktcr ktcs kthc kthh kthk ktho kthr kths ktht kthu ktkb ktkc ktkk ktko ktkr ktks ktkt ktku ktob ktoc ktoh ktok ktoo ktor ktot ktrb ktrc ktrh ktrk ktro ktrr ktrs ktrt ktru ktsc ktso ktsr ktst ktsu kttc ktth kttk ktto kttr ktts kttt kttu ktub ktuc ktuh kubb kubc kubo kubr kubs kubu kucb kucc kuch kuco kucr kuhs kuht kuhu kukh kukk kuks kuku kuok kuoo kuos kurb kurk kuro kurr kurs kurt kuru kusb kusc kush kuso kust kusu kuth kuto kutr kuts kutt kutu kuub kuuk kuur kuuu obbo obhs obkb obok obor obos obot obrh obro obsr obss obst obts obuh obus ocbc occc occt ochs ocht ocks ocos ocro ocrr ocrs oct- octo octs ocur ohcc ohho ohhs ohob ohoh ohok ohos ohso ohss ohto ohtu ohus okcu okko okok okor okot okro okso okto okur okus oocr ooho oohs ooku oooh oooo ooos oort oost ootb oots oous orbb orbo orbs orbu orch orco orcs orhs orko oro- orok oror oros orot orro orrs orsk orso orsu ortc orth orto orts orub orus oscc osco oshc osho oshs oshu osku osoo osor osos osro ossb osso ossu ostc ostr osts otbs otho othr oths oto- otoh otok otoo otor otos otro otrs otso otsu otto otts ottu otur otus oubs oucc ouch our- ouro ours ourt oust out- outb outh outo outs ouu- rbbb rbbr rbbs rbhs rboh rbss rbst rcbc rcbo rccb rccc rccs rchb rchs rcos rcsc rcss rctc rcts rhhs rhob rhoc rhoh rhos rhus rkos rkss rkts rob- robb robo robs robt robu rocc roch rock roco rocs rohr rohs rohu rokh rokk roko rokr roks roku roob rook roor roos root rorc rork roro rort roru rosc rosh roso ross rost rotc roth rotk roto rotr rots rott roub rouh rouk rous rout rrhs rrrr rscc rsch rscs rshs rsos rsts rstu rtcc rthk rths rtss rtts rubb rubs rubu ruch ruck ruct ruhh ruhr ruhs rukh rukk ruku ruok rurc ruro rurs ruru rush rusk ruso russ rust rusu ruth ruto ruts rutt rutu s-os sbbs sbcc sbcs sbct sbhc sbhk sbhs sbor sbot sbrk sbst sbtc sbtk sbus sccc sccs scct sch- schh scho schr schs sck- scob scoh scok scoo scor scot scr- scrc scrs scsc scsh scso scsr scst scsu sctc scto sctr scts scub scur scut shbs shbt shcc shhh shhs shok shoo shor shos shot shou shrs shsc shts shub shuk shur shus shut shuu skhs skor skot skrt skss skur skut sobo sobr sobs sobt sobu soch sock soco socr socs sohh soho sohs sohu sokk soko soku sook soor soos soot sorb sorh soro sorr sors sort soru sosh soso soss sost sotc soth sotk soto