-ol b-u bbb bbl bbn bbo bbr bbt bbu blb bll bln blo blr blt blu bnb bnl bnn bno bnr bnt bnu bob bol bon boo bor bot bou brb brl brn bro brr brt bru btb btl btn bto btr btt btu bub bul bun buo bur but buu lbb lbl lbo lbr lbt lbu llb lll lln llo llr llt llu lnb lnl lnn lno lnr lnt lnu lob lol lon loo lor lot lou lrb lrn lro lrr lrt lru ltb ltl lto ltr ltt ltu lub lul lun luo lur lut luu nbb nbl nbn nbo nbr nbt nbu nlb nll nln nlo nlr nlt nlu nnb nnl nnn nno nnt nnu no- nob nol non noo nor not nou nrb nrl nrn nro nrr nrt nru ntb ntn nto ntr ntt ntu nub nul nun nuo nur nut nuu ob- obb obl obn obo obr obt obu olb oll oln olo olt olu on- onb onl onn ono onr ont onu oo- oob ool oon ooo oor oot or- orb orl orn oro orr ort oru ot- otb otl otn oto otr ott otu ou- oul oun ouo our out rbb rbl rbn rbo rbr rbt rbu rll rln rlo rlr rlt rlu rnb rnn rno rnr rnt rnu rob rol ron roo ror rot rou rrb rrl rrn rrr rrt rru rtb rtl rtn rto rtr rtt rtu rub run ruo rur rut ruu tbb tbl tbn tbo tbr tbt tbu tll tln tlo tlr tlt tlu tnb tnl tnn tno tnr tnt to- tob tol ton too tor tot tou trb trl trn tro trr trt tru ttb ttl ttn tto ttr ttt ttu tub tul tun tuo tur tut tuu ubb ubl ubn ubo ubr ubt ubu ulb ull uln ulo ulr ult ulu un- unb unl unn uno unr unt unu uob uol uon uoo uor uot ur- urb url urn uro urr urt uru utb utl utn uto utr utt utu uun uur uut uuu

bbbb bblb blbt blno blob blon bloo blot blou blub blur blut bnor bnrr bobb bobo bobu boll boln bolo bolt bolu bonn bono bont bonu boob bool boon boor boot bor- born boro borr bort boru botb botn boto bott boul boun bour bout brno brob brol bron broo bror brot brou brrr brun brut btob btor btrt bttb bubb bubo bubu bulb bull bult bulu bunb bunn buno bunt bunu buol buon bur- burb burl burn buro burr burt buru but- buto butt lblr lbrt llll lloo lob- lobb lobo loll lolo lono lonr lont loob lool loon loor loot lorn loro lotl loto lotr lott loul loun lour lout louu lron lrrr ltbl ltnt lttr lull lulu lunn luno lunt lurt nbbo nlrb nnnn nnot nntn nobo nobu noll nolo nolt non- nonn nono nont nonu noo- noob nool noon nooo noor noot nor- norb norn noro norr nort not- noto nott noul noun nour nout nrlb nron nrrl nrtl ntnu ntrl ntru ntto nttr nubl null nunn nuno nunt nuon nurl nurn nurr nurt nuru nutt nutu obbo oblu obol obon obor obot obro olbo ollo olon olor olot oltu olur onno onon onor ont- onto onur onut oolo oont oooo oort ootb orbb orbo orbu orlo orlu orno oro- oron oror orot orro orto orub oto- oton otoo otor otro otto ottu otur oulu oun- our- ourn ouro ourt out- outb outo ouu- rbbb rbbr rnbr rnnt rnot rnut rob- robb robo robt robu roll rolo rolt rono ront roob rool roon roor root roro rort roru rotl rotn roto rotr rott roub roul roun rout rrrr rrun rtlt rubb rubu rull rulo runn runo runt ruro ruru rutl ruto rutt rutu ruun tbrb tlon tnut tobo tobt tobu tol- toll tolo tolt tolu tonb tonn tono tonu tool toon toor toot torn toro torr tort toru toto totr tott toul toun tour tout trno tron troo trot trou trtr trub trun trut truu ttbb tton tttt ttul tubb tubo tubr tubu tull tulo tulu tunb tunn tuno tunu tuor turb turn turo turr turt turu tutl tuto tutt tutu tuuo ubbo ublo ubon ullo ullr ulno ulo- ulto ultt ulul unno unon unro untb unto unut uor- uro- urol uroo urun urur urut utor utto uttu uulu uuno uuuu

bloor blorb blort bloto blott blout blunt blurb blurr blurt bluto bo-bo bobr boll- bollo bollu bolno bolon bolto bonon bonou bonut boont boorn boort booru borbo born- borno bornt bornu boro- boron boroo borot borou borro borul borun borut boton botou botro bottu botun boul- boulo boult bourn bouto brobo broll brolo bronn bront brool broon broto broun brout brrrr brull brunn bruno brunt bruun btr-t btron bubon bulb- bull- bulou bulto bulul bulun bulut bunun bunut buolt buono burn- burnt burol buron buroo burro burru burtt burun burut butno buto- buton butor butot butou butuo butut l-ron lobbo lobo- lobon lobor lollo lolol loobu loron lorun lorut loton lotor lotru lotto lount louro lubno lubon lubun lubur lulul lurun lutol luton lutto nnooo no-no nobob nobol nobuo nobut nolot non-u nonno nonot noonu noort norbu noron norro nortt norun notlo notno noto- noton notto noult nourt ntoro nu-nu nullo nunon nunun nuoro nurlu nurun nuton o-bon o-r-b oblon obolo oboro obout ollon ollur olnut olotu olour olton onlot onont onoon onorn onoto onour onout onto- ontoo ontur ooooo orbot orlon ornon ornot orobo orolu orono orout orton ortoo oruro orutu otolo otono ototo otour ottur otulu oubut oullo oulon oulun ouoro ourno ourol outon outro outto ro-ro robbo robo- robon robor robot robrt robun robur rollo rolon ronno ronto rorbu roto- rotol roton rotor rotot rotto rotun roubt roull rount routt rubon rubor rullo rulon runo- runon runto rutul ruutu t-nut tbolt tbtbt tbutt tllbr tllnn tntnt tobol tobon tobor tobot tobou tolbo tollo tolon toloo tolor tolu- tonbu tono- tonto toolt torob toron torro torto tortu torul torun toto- toton totoo toull tourn touro troll trono