-hou bbbb bbch bbrc bcbc bccc bcnu bcor bcru bctc bcuc bhcc bhor bhot bhrt bhur bhut bhuu bnoc bnor bnrr bobb bobo bobu boch bock boco bocu bohn boho bohr boht bohu bokn boko boku bonc bonk bonn bono bont bonu boob booc booh book boon boor boot bor- borh bork born boro borr bort boru botb both botn boto bott bouh bouk boun bour bout brcb brkb brno brob broc broh brok bron broo bror brot brou brrr brtc bruc bruh brun brut btcc btob btor btrc btrt bttb bubb bubo bubu bucc buch buck buco bucu buho buhr bukh bukk buko buku bunb bunk bunn buno bunt bunu buon bur- burb burh burk burn buro burr burt buru but- buto butt c-bo cbbc cbcc cbcn cbcr cbct cbcu cbkn cbko cbkr cbot cbrh cbrn cbrt cbtc ccbc ccbn cccb cccc cccu cchr ccnb ccnc ccnr ccnu ccob ccoc ccrc ccrt cctb cctc cctt ccuc ccut chch chkb chkt chnb chnc chno chnr choc choh chok chon choo chor chou chrb chrc chrn chro chrr chrt chto chtr chtt chub chuk chun chur chut ckbc ckch ckck ckco cknb cknc cknt ckob ckoc ckoo ckor ckot ckrc cktb cnbc cnco cnoh cnrc cnrr cnrt cntc cntk cntr cnut cobb cobh cobo cobu coch cock coco coct cocu cohn coho cok- coko con- conc conk conn cono cont coob cooh cook coon coot cor- corb corc cork corn coro corr cort cotb cotc coth cotn coto cott cotu coub couk coun cour cout crbc crbu crcc crcr crkc crob croc croh crok cron croo cror crot crrt crtc crub cruk crun crut ctor ctot ctrc ctrn cttn cub- cubb cucc cuck cucn cuk- cuno cunt cuon curb curn curo curr curt cut- cutc cuth cuto cutt hboc hbtu hcbc hccb hccc hcch hhhh hkbu hkcc hntb hntr hobo hoch hock hocn hocr hohn hoho hoko hoku honk hono hont honu hook hoon hoor hoot horc hork horn horo horr hort hotb hoth hoto hotr hott hotu houk hour hout hrob hron hrrc hrtb hrun htcc htoh htrk httr hubb hubo huch huck hucu huhn huhu hunc hunh hunk hunt huon huor huot hurk hurn huro hurr hurt huru huth huto hutt hutu huub kbbb kbbc kbbk kbbo kbbr kbbt kbbu kbcb kbch kbck kbco kbcr kbct kbcu kbhb kbhc kbhh kbhn kbhr kbht kbkb kbkk kbko kbkr kbnh kbnn kbno kbnr kbnu kbob kboc kbok kbon kboo kbot kbrb kbrc kbrh kbrk kbrn kbro kbrt kbru kbtb kbtc kbtk kbtn kbto kbtr kbtt kbub kbuc kbuk kbun kbur kbut kbuu kcbc kcbk kcbr kcbu kccb kccc kcck kccr kcct kccu kchh kchk kchn kcho kchr kchu kckc kckk kckn kcko kckr kcnb kcnh kcno kcnr kcnt kcob kcoh kcon kcor kcot kcou kcrc kcrh kcrn kcro kcrr kcrt kcru kctb kctc kctn kcto kctu kcub kcuh kcuk khbc khbr khbt khcb khcc khch khck khct khhk khho khkk khkn khkr khnc khnk khnr khnu khob khoc khok khon khor khot khou khrk khro khrr khrt khtb khth khtk khtn khto khtr khtt khub khuk khun khur khut kkbb kkbn kkbo kkbr kkbt kkcb kkch kkck kkcn kkco kkcr kkct kkhb kkhh kkhk kkhr kkkk kknb kknn kkno kknt kknu kkob kkoh kkon kkoo kkor kkot kkrb kkrc kkrh kkrk kkrn kkro kkrr kkrt kktc kktk kktu kkut kkuu knbb knbc knbn knbr knbt knbu kncb knch knck kncn knco kncr knct kncu knhc knhk knht knkk knkt knnb knnk knnr knob knoc knok knon knor knot knou knrb knrk knro knth kntk kntn knto kntr kntu knub knuk knur knut kobb kobc kobk kobn kobo kobr kobu kocb koch kock kocn koct kohh kohn koho kohr koht kohu kokb kokc kokh kokk kokn koko kokr koku konc konk kono kont koob kooc kook koon kooo koor koot koou korb korc kork korn koro korr kort koru kotb kotc koth kotk kotn koto kotr kott kotu koub kour kout kouu krbb krbk krbr krbt krcb krcc krch krcn krco krcu krhc krkc krkh krkk krkn krko krkr krku krnb krnh krnk krnn krno krnt krnu krob kroc kroh krok kroo kror krrb krrc krrk krrn krro krrr krrt krtc krth krtk krtn krto krtr kruc kruh kruk krun krur ktbb ktbc ktbn ktbr ktbt ktbu ktcc ktch ktck ktco ktcr kthc kthh kthk kthn ktho kthr ktht kthu ktkb ktkc ktkk ktkn ktko ktkr ktkt ktku ktnc ktnk ktnn ktno ktnt ktob ktoc ktoh ktok kton ktoo ktor ktot ktrb ktrc ktrh ktrk ktrn ktro ktrr ktrt ktru kttc ktth kttk kttn ktto kttr kttt kttu ktub ktuc ktuh ktun kubb kubc kubo kubr kubu kucb kucc kuch kuco kucr kuhn kuht kuhu kukh kukk kukn kuku kunc kunk kuno kunr kunt kunu kuok kuon kuoo kurb kurk kuro kurr kurt kuru kuth kuto kutr kutt kutu kuub kuuk kuur kuuu nbbc nbbo nbcc nbco ncbc nccc nccn nccr ncct nccu nchc ncnc ncoc ncor ncrc nctc nctr ncuk nhcc nhnn nhon nhrc nknt nkok nkor nktr nnnn nnot nntn nobc nobo nobu noch nock noco noct nohn noho noht noko non- nonn nono nont nonu noo- noob nook noon nooo noor noot nor- norb norc nork norn noro norr nort not- noth noto nott nouh noun nour nout nroc nron nrrc ntbc ntcc nthn ntht ntnu ntrc ntru ntto nttr ntuc nubc nubk nuch nuck nucu nuku nunc nunk nunn nuno nunt nuoc nuon nurc nurn nurr nurt nuru nuth nutt nutu nuuk obbo obkb obok obon obor obot obrh obro obuh ocbc occc occn occt ocht ocon ocro ocrr oct- octo ocur ohcc ohho ohno ohob ohoh ohok ohrn ohto ohtu okcu okko okno okok okon okor okot okro okto okun okur onc- onco onct onno onon onor ont- ontc onto onur onut oocr ooho ooku oont oooh oooo oort ootb orbb orbo orbu orch orco orko ornc orno oro- orok oron oror orot orro ortc orth orto orub otho othr oto- otoh otok oton otoo otor otro