b-u bbb bbn bbo bbr bbt bbu bnb bnn bno bnr bnt bnu bob bon boo bor bot bou brb brn bro brr brt bru btb btn bto btr btt btu bub bun buo bur but buu nbb nbn nbo nbr nbt nbu nnb nnn nno nnt nnu no- nob non noo nor not nou nrb nrn nro nrr nrt nru ntb ntn nto ntr ntt ntu nub nun nuo nur nut nuu ob- obb obn obo obr obt obu on- onb onn ono onr ont onu oo- oob oon ooo oor oot or- orb orn oro orr ort oru ot- otb otn oto otr ott otu ou- oun ouo our out rbb rbn rbo rbr rbt rbu rnb rnn rno rnr rnt rnu rob ron roo ror rot rou rrb rrn rrr rrt rru rtb rtn rto rtr rtt rtu rub run ruo rur rut ruu tbb tbn tbo tbr tbt tbu tnb tnn tno tnr tnt to- tob ton too tor tot tou trb trn tro trr trt tru ttb ttn tto ttr ttt ttu tub tun tuo tur tut tuu ubb ubn ubo ubr ubt ubu un- unb unn uno unr unt unu uob uon uoo uor uot ur- urb urn uro urr urt uru utb utn uto utr utt utu uun uur uut uuu

bbbb bnor bnrr bobb bobo bobu bonn bono bont bonu boob boon boor boot bor- born boro borr bort boru botb botn boto bott boun bour bout brno brob bron broo bror brot brou brrr brun brut btob btor btrt bttb bubb bubo bubu bunb bunn buno bunt bunu buon bur- burb burn buro burr burt buru but- buto butt nbbo nnnn nnot nntn nobo nobu non- nonn nono nont nonu noo- noob 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 oto- oton otoo otor otro otto ottu otur oun- our- ourn ouro ourt out- outb outo ouu- rbbb rbbr rnbr rnnt rnot rnut rob- robb robo robt robu rono ront roob roon roor root roro rort roru 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 tonb 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

bo-bo bobr bonon bonou bonut boont boorn boort booru borbo born- borno bornt bornu boro- boron boroo borot borou borro borun borut boton botou botro bottu botun bourn bouto brobo bronn bront broon broto broun brout brrrr brunn bruno brunt bruun btr-t btron bubon bunun bunut buono burn- burnt buron buroo burro burru burtt burun burut butno buto- buton butor butot butou butuo butut nnooo no-no nobob nobuo nobut non-u nonno nonot noonu noort norbu noron norro nortt norun notno noto- noton notto nourt ntoro nu-nu nunon nunun nuoro nurun nuton o-bon o-r-b oboro obout onont onoon onorn onoto onour onout onto- ontoo ontur ooooo orbot ornon ornot orobo orono orout orton ortoo oruro orutu otono ototo otour ottur oubut ouoro ourno outon outro outto ro-ro robbo robo- robon robor robot robrt robun robur ronno ronto rorbu roto- roton rotor rotot rotto rotun roubt rount routt rubon rubor runo- runon runto ruutu t-nut tbtbt tbutt tntnt tobon tobor tobot tobou tonbu tono- tonto torob toron torro torto tortu torun toto- toton totoo tourn touro trono troon trott trout trubu truro ttttt tubo- tubon tubou tunon tuotu turbo turbt turn- turno turnt turnu turon turot turro turtu turut tutor tutto tutun tuuru ubobo unnun unnur unnut unoor unorn unrun unurn uroob urour urubu urutu utro- utror uttur uturn uturu ututo uuuuu

bbbbbb bobrun bonbon bonnor bonnot bonnut bonobo bonton booboo booton borbon borbor bornon bornto bororo borton botoro botton boubou bounou bourou boutob bouton bronno bront- bronto brotto brount brubru bruron bruton brutto buborn bububu bunton burbot burbur burnou burnut burotu burton burutu butbro butron button buttto buutuo n-toon nobbut noboru non-no nonono nonoon noonoo noonor noonto norton notour notout notron notton nottoo noturn nounou ntuntu nunton nurton obturb ontour oooooo oroton orrour ottoor ouroun ourton outour outrun outtro roboto ronnon ronron rooton rotour rotout rotrou rotton rounou routot rubbon rubbot rubout rubro- rubutu run-on runbot runout runton rurutu rutour tbontb to-on toboot toburn tonbon tonbur tonono tonoro tonour tonton tootoo tororo tortor tortou totnor totoro totrot toubon touron tourou touton toutou toutuo tronto trotro truont tuotuo turbo- turbot turnon turnor turnto turron turton turtur tururu tutour tutton tuttut u-boot u-turn ubuntu unboot unborn unburn unroot untorn unturn urturn utnoor utroor

bbbbbbb bon-bon bon-ton boo-boo boonton bootout bornotb borntoo bornuur borotou bourbon bourout bourrou bourton bronto- brotton brunton burnout burnton buttout nonburn nontort nontron noroton norrbro nortour not-out nouturn nubuntu ornotto oroboro ortono ottrott outboob outborn outburn outbutt outroot outturn rbubnon robotno rootout rootrot rub-out rubbour run-out too-too tornour tornout toronto tortour tototoo touboro tournon tro-tro trotout trubrot turbott turn-on turn-to turnour turnout tut-tut ububboo unburnt

bbbbbbbb bo-bo-bo bonobono borututu broubrou burn-out buruburu nonboron nononono nontutor notturno nrutturn onbutton out-burn out-turn robotron roboturb root-run runouton toottoot torotoro tourtour tunnoton turn-out turnonto turturro ubbubboo unbutton

bbornotbb borborbor borntorun bottonuto burnt-out button-on buttonbur ottobrunn ouroubono root-noun runrunrun torontron trntrntrn tuotuorou tuttototo

bonnbonbon bonobonono torontoont tutortrout

boroboroton tobornottob tountouroun

bonbonbooboo turnturnturn

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