-ous bbbb bbbs bblb bbls bcbc bcbs bccc bccl bccs bcos bcsc bcsl bcss bctc bcts bcuc blbt blcu blkb blls blob bloc blok bloo blot blou blss blst blts blub blus blut bobb bobo bobs bobu bock boco bocs bocu boko boks boku bolk boll bolo bols bolt bolu boob booc book bool boos boot bosc bosk boso boss bost bosu botb boto bots bott bouk boul bous bout bscs bskt bslc bsos bssc bsts btcc btcl btcs btob btss bttb btus bubb bubo bubs bubu bucc buck buco bucs bucu bukk buko buku bulb bulk bull buls bult bulu buol busc busk buss bust busu but- buto buts butt buus c-bo cbbc cbbs cbcc cbcl cbcs cbct cbcu cbkl cbko cblb cblc cbol cbot cbsc cbtc cbtl cbus ccbc cccb cccc cccl cccs cccu cclc ccls ccob ccoc ccsl ccss ccst cctb cctc cctl cctt ccuc ccus ccut ckbc ckck ckcl ckco ckcs ckob ckoc ckoo ckos ckot cksb cksl ckso ckst cktb ckts clob clok cloo clos clot clou clsc cltb cltc clts club clut cobb cobo cobs cobu cock coco coct cocu cok- coko col- colb colk coll colo cols colt colu coob cook cool coos coot cosc cosl coso coss cost cotb cotc coto cots cott cotu coub couk coul cous cout cscb cscc cscl csco cscs csks cslu csob csos csot cstc csto csts csus ctbs ctls ctol ctos ctot ctsc ctss ctsu ctts cub- cubb cubs cucc cuck cuk- culb culc culk cull culo culs cult cusb cusk cuso cuss cust cusu cut- cutc cuto cuts cutt k-lo k-os kbbb kbbc kbbk kbbl kbbo kbbs kbbt kbbu kbcb kbck kbcl kbco kbcs kbct kbcu kbkb kbkk kbkl kbko kblb kbll kblo kbls kblt kblu kbob kboc kbok kboo kbos kbot kbsb kbsk kbso kbss kbst kbsu kbtb kbtc kbtk kbtl kbto kbts kbtt kbub kbuc kbuk kbul kbus kbut kbuu kcbc kcbk kcbl kcbs kcbu kccb kccc kcck kccl kcct kccu kckc kckk kckl kcko kclc kclk kcll kcls kclt kclu kcob kcol kcos kcot kcou kcsb kcsc kcss kcst kcsu kctb kctc kcto kctu kcub kcuk kcul kkbb kkbl kkbo kkbs kkbt kkcb kkck kkcl kkco kkcs kkct kkkk kklb kklc kkll kklo kkls kkob kkol kkoo kkot kkss kkst kksu kktc kktk kktl kkts kktu kkus kkut kkuu klbb klbc klbl klbs klbt klbu klcb klcc klck klcl klcs klkc klkk klkl klko klks kllb kllc kllk klls klob kloc klok klol kloo klos klou klsc klst klsu kltc kltk klto kltt klub kluk kluu kobb kobc kobk kobo kobs kobu kocb kock kocs koct kokb kokc kokk koko koks koku kolb kolc kolk koll kolo kols kolt kolu koob kooc kook kool kooo koos koot koou kos- kosb kosc koso koss kost kosu kotb kotc kotk koto kots kott kotu koub koul kous kout kouu ksbc ksbl ksbs kscb ksck kscl ksco kscs kscu kskb kskk ksko ksks ksku kslb kslc kslk ksll kslo kslt kslu ksob ksoc ksok ksol ksoo ksos ksou kssl ksso ksss ksst kssu kstb kstc kstk kstl ksto ksts kstt kstu ksub ksut ksuu ktbb ktbc ktbl ktbt ktbu ktcc ktck ktcl ktco ktcs ktkb ktkc ktkk ktko ktks ktkt ktku ktlb ktlk ktlo ktlt ktlu ktob ktoc ktok ktoo ktot ktsc ktsl ktso ktst ktsu kttc kttk ktto ktts kttt kttu ktub ktuc ktul kubb kubc kubo kubs kubu kucb kucc kuco kukk kukl kuks kuku kulb kull kulo kult kulu kuok kuol kuoo kuos kusb kusc kuso kust kusu kuto kuts kutt kutu kuub kuuk kuul kuuu lbcc lbos lbsc lcbc lccc lccs lcls lcsc lctl lcto lcts llbs llcc llcs llks lllc llll lloc lloo lob- lobb lobo lobs locc lock loco locs locu lokk loko loll lolo lols loob looc look lool loos loot losc loso loss lost lotl loto lots lott louk loul lous lout louu lsbu lscb lsco lscs lsso lsts ltbl ltcc ltcs lttc ltuc lubs luck lucs luko lull lulu lusk luso luss lust luts luuk obbo obkb obls oblu obok obol obos obot obss obst obts obus ocbc occc occt ocks oclc ocos oct- octo octs ocul okcu okko oklo okok okol okot okso okto okul okus olbo olcc ollo olos olot olst oltu ooku oolo oooo ooos oost ootb oots oous oscc oscl osco osku oslo osoo osos ossb osso ossu ostc osts osul otbs otcl oto- otok otoo otos otso otsu otto otts ottu otus oubs oucc oulk ouls oulu oust out- outb outo outs ouu- s-os sbbs sbcc sbcs sbct sbot sbst sbtc sbtk sbus sccc sccl sccs scct sck- sckl scl- sclc sclk scls scob scok scol scoo scot scsc scsl scso scst scsu sctc sctl scto scts scub scul scut skol skot skss skul skut slcc slcu slob sloc sloo slos slot slsc slst slsu slts slub sluc slut sobo sobs sobt sobu sock socl soco socs sokk soko soku solk soll solo sols solt sook sool soos soot soso soss sost sotc sotk sotl soto sots sotu souk soul sous sout sscc sscs sslc sslt ssoc ssot sssb sssc ssss sstb sstc sstl ssts stbc stbs stcc stcs stcu stks stlc stlo stlt stob stok stol stoo stos stot stou stss sttc stub stuc stuk stul stus stut sub- subb subl subo subs suc- succ suck sucs suks suku sul- sulc sulk sull sulo sult sulu suos sus- susk suso suss sust susu suto sutu suus tbbs tbcb tbcc tbst tcbs tccc tccu tcos tctc tcts tcul tkol tkos tkts tlco tlos tobo tobs tobt tobu tock toco toko toku tol- tolk toll tolo tolt tolu took tool toos toot tosb tosc tosk toso toss tost tosu totc toto tots tott touk toul tous tout tsbc tscc tsks tsob tsol tsos tsou tsst tstc tsts ttbb ttss tttt ttul tubb tubo tubs tubu tucc tuck tuco tuko tuks tulk tull tulo tulu tuos tusc tusk tuss tust tutl tuto tuts tutt tutu tuuo ubbo ublo ubls uboc ubos ucbc ucos