bbbb bnor bnrr bobb bobo bobu bojo bojt boju bonn bono bont bonu boob boon boor boot bor- borj born boro borr bort boru botb botn boto bott boun bour bout brnj brno brob bron broo bror brot brou brrr brun brut btob btor btrt bttb bubb bubo bubu bujo buju bunb bunn buno bunt bunu buon bur- burb burj burn buro burr burt buru but- buto butt j-ro jbob jobo jobu jojo jonn jono jont joon joor joot jorn joro jort joto jott joun jour jrbr jubu juju junb juno junr junt junu juon jurn jurr nbbj nbbo nnnn nnot nntn nobo nobu non- nonn nono nont nonu noo- noob nooj noon nooo noor noot nor- norb norn noro norr nort not- noto nott noun nour nout nron ntnu ntru ntto nttr nunn nuno nunt nuon nurn nurr nurt nuru nutt nutu obbo obon obor obot obro onno onon onor ont- onto onur onut oont oooo oort ootb orbb orbo orbu orno oro- oron oror orot orro orto orub oruj oto- oton otoo otor otro otto ottu otur ouju oun- our- ourn ouro ourt out- outb outo ouu- rbbb rbbr rnbr rnnt rnot rnut rob- robb robo robt robu rojo rono ront roob roon roor root roro rort roru rotj rotn roto rotr rott roub roun rout rrrr rrun rubb rubu runn runo runt ruro ruru ruto rutt rutu ruun tbrb tnut tobo tobt tobu tojo tonb tonj tonn tono tonu toon toor toot torn toro torr tort toru toto totr tott toun tour tout trno tron troo trot trou trtr trub trun trut truu ttbb tton tttt tubb tubo tubr tubu tunb tunn tuno tunu tuor turb turn turo turr turt turu tuto tutt tutu tuuo ubbo ubon unno unon unro untb unto unut uor- uro- uroo urun urur urut utor utto uttu uuno uuuu