b-u bbb bbg bbn bbo bbr bbt bbu bgb bgg bgn bgo bgr bgt bgu bnb bng bnn bno bnr bnt bnu bob bog bon boo bor bot bou brb brg brn bro brr brt bru btb btg btn bto btr btt btu bub bug bun buo bur but buu gbg gbn gbo gbr gbt gbu ggb ggg ggn ggo ggr ggt ggu gnb gnn gno gnr gnt gnu gob gog gon goo gor got gou grb grg grn gro grr grt gru gtb gtg gtn gto gtr gtt gtu gu- gub gug gun guo gur gut guu nbb nbg nbn nbo nbr nbt nbu ngb ngg ngn ngo ngt ngu nnb nng nnn nno nnt nnu no- nob nog non noo nor not nou nrb nrg nrn nro nrr nrt nru ntb ntg ntn nto ntr ntt ntu nub nug nun nuo nur nut nuu ob- obb obg obn obo obr obt obu ogg ogn ogo ogt on- onb ong onn ono onr ont onu oo- oob oog oon ooo oor oot or- orb org orn oro orr ort oru ot- otb otg otn oto otr ott otu ou- oun ouo our out rbb rbg rbn rbo rbr rbt rbu rgb rgg rgn rgo rgr rgt rnb rng rnn rno rnr rnt rnu rob rog ron roo ror rot rou rrb rrg rrn rrr rrt rru rtb rtg rtn rto rtr rtt rtu rub rug run ruo rur rut ruu tbb tbg tbn tbo tbr tbt tbu tgb tgg tgn tgo tgr tgt tgu tnb tng tnn tno tnr tnt to- tob tog ton too tor tot tou trb trg trn tro trr trt tru ttb ttg ttn tto ttr ttt ttu tub tug tun tuo tur tut tuu ubb ubg ubn ubo ubr ubt ubu ugb ugg ugn ugo ugr ugt ugu un- unb ung unn uno unr unt unu uob uog uon uoo uor uot ur- urb urg urn uro urr urt uru utb utn uto utr utt utu uug uun uur uut uuu

bbbb bbng bbrg bgon bgun bnor bnrr bobb bobo bobu bogg bogo bogt bong bonn bono bont bonu boob boog boon boor boot bor- borg born boro borr bort boru botb botn boto bott boun bour bout brno brob brog bron broo bror brot brou brrr brug brun brut btob btor btrt bttb bubb bubo bubu bugg bugo bunb bung bunn buno bunt bunu buon bur- burb burg burn buro burr burt buru but- buto butt gbbo gbon ggbt gggg ggrn gnoo gnrr gobo gogo gon- gong gonn gono gonu goog goon goor goot gorb gorg gorn goro gorr gort goto gott gou- goug goun gour gout grbr grob grog gron groo gror grot grou grrr grub grug grun grur grut gtbr gubb gubu gugb gugg gugu gung gunn gunt gurb gurg gurn guro gurr gurt guru guto gutt gutu nbbo ngon ngor ngou ngtn ngur nguu nngn nnnn nnot nntn nobo nobu nogg nogo nogt non- nong nonn nono nont nonu noo- noob noon nooo noor noot nor- norb norg norn noro norr nort not- noto nott noun nour nout nron ntnu ntru ntto nttr nung nunn nuno nunt nuon nurn nurr nurt nuru nutt nutu obbo obon obor obot obro ogb ogog ogon ogou ogro ogun ongo ongu onno onon onor ont- onto onur onut oont oooo oort ootb orbb orbo orbu orgn orgo orno oro- oron oror orot orro orto orub oto- otog oton otoo otor otro otto ottu otur oun- oung our- ourn ouro ourt out- outb outo ouu- rbbb rbbr rgtr rnbr rnnt rnot rnut rob- robb robo robt robu rogg rogo rong rono ront roob roog roon roor root roro rort roru rotg rotn roto rotr rott roub roun rout rrrr rrun rubb rubu rugg rung runn runo runt ruro ruru ruto rutt rutu ruun tbrb tnut tobo tobt tobu togo togr togt tonb tong tonn tono tonu toon toor toot torg torn toro torr tort toru toto totr tott toug toun tour tout trng trno trog tron troo trot trou trtr trub trug trun trut truu ttbb tton tttt tubb tubo tubr tubu tugg tugu tunb tung tunn tuno tunu tuor turb turg turn turo turr turt turu tuto tutt tutu tuuo ubbo ubon uggo uggt ugro ugur uguu ungo ungu unno unon unro untb unto unut uor- urgu uro- uroo urun urur urut utor utto uttu utug uuno uuuu

bbgun bo-bo bobr bogno bogon bogor bogot bogu bogur bogut bongo bongu bonon bonou bonut boong boont boorn boort booru borbo borgo borgu born- borno bornt bornu boro- boron boroo borot borou borro borun borut boton botou botro bottu botun boung bourg bourn bouto brobo brong bronn bront broon broto broun brout brrrr brugg brung brunn bruno brunt bruun btr-t btron bubon bugno bugoo bugun bungo bungu bunun bunut buono burgo burgu burn- burnt buron buroo burro burru burtt burun burut butno buto- buton butor butot butou butuo butut gnugo go-go go-on go-oo go-to gobbo gobot gogon gogro gongo gonnn gonno gono- gonot goobo goong goout gorgo gorno gorun gotno goton gotoo gotor gotto gotur goung gounn grgur grogg grong grono gront groon groot grott groun grout grrrr grubb grunt gruut gtrot gubbo gubno gubru gungu gunnr gunto guroo gurro gurun gurur ngong ngoro ngugu nguru nnooo no-go no-no nobob nobuo nobut non-u nonno nonot noonu noort norbu noron norro nortt norun notgo notno noto- noton notto nourt ntoro nu-nu nunon nunun nuoro nurun nuton o-bon o-r-b oboro obout ognon ogogo ogron ogugu ongon onont onoon onorn onoto onour onout onto- ontoo ontur ooooo orbot orgon orgun ornon ornot orobo orono orout orrgo orton ortoo oruro orutu otono ototo otour ottur oubut ouoro ourno outgo outon outro outto rngtt ro-ro robbo robo- robon robor robot robrt robun robur rogno rongo rongu ronno ronto roong rorbu roto- roton rotor rotot rotto rotun roubt roung rount routt rtgun rubon rubor rungu runo- runon runto rutog ruutu t-nut tbtbt tbutt tntnt to-go tobog tobon tobor tobot tobou togou tonbu