-hou -ous bbbb bbbs bbhs bhhs bhor bhot bhrt bhur bhut bhuu bkhs bobb bobo bobs bobu boho bohr bohs boht bohu boko boks boku boob booh book boor boos boot bor- borh bork boro borr bors bort boru bosh bosk boso boss bost bosu botb both boto bots bott bouh bouk bour bous bout brhs brkb brob broh brok broo bror bros brot brou brrr brrs brsb brsr brst bruh brus brut bshs bskt bsos bsts bths btob btor btrt btss bttb btus bubb bubo bubs bubu buho buhr buhs bukh bukk buko buku bur- burb burh burk buro burr burs burt buru bush busk buss bust busu but- buto buts butt buus hbbs hbhs hbos hbrs hbss hbtu hhhh hhhs hhus hkbu hkst hobo hobs hoho hoko hoks hoku hook hoor hoos hoot hork horo horr hors hort hosh hoss host hotb hoth hoto hotr hots hott hotu houk hour hout hrhs hrob hros hrso hrtb hshs hsob hsts hsur hths htoh htrk httr hubb hubo hubs 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 kbbk kbbo kbbr kbbs kbbt kbbu kbhb kbhh kbhr kbhs kbht kbkb kbkk kbko kbkr kbob kbok kboo kbos kbot kbrb kbrh kbrk kbro kbrt kbru kbsb kbsk kbso kbsr kbss kbst kbsu kbtb kbtk kbto kbtr kbts kbtt kbub kbuk kbur kbus kbut kbuu khbr khbs khbt khhk khho khhs khkk khkr khks khob 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 kkhb kkhh kkhk kkhr kkkk kkob kkoh kkoo kkor kkot kkrb kkrh kkrk kkro kkrr kkrs kkrt kksr kkss kkst kksu kktk kkts kktu kkus kkut kkuu kobb kobk kobo kobr kobs kobu kohh koho kohr kohs koht kohu kokb kokh kokk koko kokr koks koku koob kook kooo koor koos koot koou korb kork koro korr kors kort koru kos- kosb kosh koso kosr koss kost kosu kotb koth kotk koto kotr kots kott kotu koub kour kous kout kouu krbb krbk krbr krbt krhs krkh krkk krko krkr krks krku krob kroh krok kroo kror kros krrb krrk krro krrr krrs krrt krsh krsk krsr krss krst krsu krth krtk krto krtr krts kruh kruk krur ksbh ksbr ksbs kshb kshk ksho kshr kshs kshu kskb kskk ksko kskr ksks ksku ksob ksok ksoo ksor ksos ksou ksrb ksrh ksro ksrr ksrs ksrt ksso kssr ksss ksst kssu kstb ksth kstk ksto kstr ksts kstt kstu ksub ksuh ksut ksuu ktbb ktbr ktbt ktbu kthh kthk ktho kthr kths ktht kthu ktkb ktkk ktko ktkr ktks ktkt ktku ktob ktoh ktok ktoo ktor ktot ktrb ktrh ktrk ktro ktrr ktrs ktrt ktru ktso ktsr ktst ktsu ktth kttk ktto kttr ktts kttt kttu ktub ktuh kubb kubo kubr kubs kubu kuhs kuht kuhu kukh kukk kuks kuku kuok kuoo kuos kurb kurk kuro kurr kurs kurt kuru kusb 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 ohho ohhs ohob ohoh ohok ohos ohso ohss ohto ohtu ohus okko okok okor okot okro okso okto okur okus ooho oohs ooku oooh oooo ooos oort oost ootb oots oous orbb orbo orbs orbu orhs orko oro- orok oror oros orot orro orrs orsk orso orsu orth orto orts orub orus osho oshs oshu osku osoo osor osos osro ossb osso ossu ostr osts otbs otho othr oths oto- otoh otok otoo otor otos otro otrs otso otsu otto otts ottu otur otus oubs our- ouro ours ourt oust out- outb outh outo outs ouu- rbbb rbbr rbbs rbhs rboh rbss rbst rhhs rhob rhoh rhos rhus rkos rkss rkts rob- robb robo robs robt robu rohr rohs rohu rokh rokk roko rokr roks roku roob rook roor roos root rork roro rort roru rosh roso ross rost roth rotk roto rotr rots rott roub rouh rouk rous rout rrhs rrrr rshs rsos rsts rstu rthk rths rtss rtts rubb rubs rubu ruhh ruhr ruhs rukh rukk ruku ruok ruro rurs ruru rush rusk ruso russ rust rusu ruth ruto ruts rutt rutu s-os sbbs sbhk sbhs sbor sbot sbrk sbst sbtk sbus shbs shbt shhh shhs shok shoo shor shos shot shou shrs shts shub shuk shur shus shut shuu skhs skor skot skrt skss skur skut sobo sobr sobs sobt sobu sohh soho sohs sohu sokk soko soku sook soor soos soot sorb sorh soro sorr sors sort soru sosh soso soss sost soth sotk soto sots sotu souk sour sous sout srhs sros srtr srub ssbr sshs ssot ssrs sssb sssh ssss sstb ssth ssts stbs sths stks stob stok stoo stor stos stot stou strk stro strs stru stss sttr stub stuk stur stus stut sub- subb subh subo subs suhb suho suhr sukh suks suku suoh suor suos sur- suro surr surs surt suru sus- susk suso suss sust susu suto sutu suus tbbs tbhs tbrb tbst thbs thoo thor thos thot thou thro thru thsr thss thtb thtr thts thuk thur thus tkos tkts tobo tobs tobt tobu toho tohu toko toku tooh took toor toos toot tork toro torr tors tort toru tosb tosh tosk toso toss tost tosu toth toto totr tots tott touh touk tour tous tout trhs troo tros trot trou trst trtr trub truk trus trut truu tshb tshs tsks tsob tsos tsou tssr tsst tsts ttbb ttss tttt tubb tubo tubr tubs tubu tuhs tuht tuhu tuko tuks tuor tuos turb turk turo turr turs turt turu tush tusk tuss tust tuto tuts tutt tutu tuuo ubbo ubos uhoh uhok uhrs uhss uhuh ukko ukok ukur uor- urbs urho uro- urok uroo urrh urso urss ursu urth urts uruk urur urus urut us-k usbr usbs usho ushr ushs ushu usos ussb