b-u bbb bbm bbo bbr bbt bbu bmb bmm bmo bmr bmt bmu bmv bob bom boo bor bot bou bov brb brm bro brr brt bru brv btb btm bto btr btt btu btv bub bum buo bur but buu bvb bvm bvo bvr bvt bvu bvv m-o m-r m-v mbb mbm mbo mbr mbt mbu mbv mmb mmm mmo mmr mmt mmu mmv mob mom moo mor mot mou mov mrb mrm mro mrr mrt mru mrv mtb mtm mto mtr mtt mtu mtv mub mum mur mut muu mvb mvm mvo mvr mvt mvv ob- obb obm obo obr obt obu obv om- omb omm omo omr omt omu omv oo- oob oom ooo oor oot oov or- orb orm oro orr ort oru orv ot- otb otm oto otr ott otu otv ou- oum ouo our out ov- ovb ovo ovv rbb rbm rbo rbr rbt rbu rmb rmm rmo rmr rmt rmv rob rom roo ror rot rou rov rrb rrm rrr rrt rru rtb rtm rto rtr rtt rtu rtv rub rum ruo rur rut ruu ruv rvb rvm rvo rvr rvt rvu rvv tbb tbm tbo tbr tbt tbu tbv tmb tmm tmo tmr tmt tmu tmv to- tob tom too tor tot tou tov trb trm tro trr trt tru trv ttb ttm tto ttr ttt ttu ttv tub tum tuo tur tut tuu tuv tvb tvm tvo tvr tvt tvu ubb ubo ubr ubt ubu ubv um- umb umm umo umr umt umu uob uom uoo uor uot ur- urb urm uro urr urt uru utb utm uto utr utt utu utv uum uur uut uuu uvb uvm uvo uvu uvv vbm vbo vbr vbv vm- vmm vmo vmr vmt vmu vob vom voo vor vot vou vov vrb vrm vrr vrt vru vtb vtm vto vtr vtt vtu vtv vum vur vut vuv vvb vvm vvo vvr vvt vvv

bbbb bobb bobo bobu bomb bomt bomu boob boom boor boot bor- borm boro borr bort boru botb boto bott boum bour bout bovo brob brom broo bror brot brou brrm brrr brum brut bruv brvm btob btor btrt bttb bubb bubo bubu bum- bumb bur- burb burm buro burr burt buru but- buto butt mbou mmmm mmor mobb mobo momo momu moob moor moot moov morb moro mort moru motb motm moto mott motu mour mout movt mrbb mrbm mrtm mrtt mtbo mtom mtor mtrr mttr mtvr mtvu mubo mumm mumo mumu muro murr murt muru muto mutt mutu mutv muut mvtr obbo obor obot obro ombo ombu omo- omoo omor omov omro omuo oooo oort ootb orbb orbo orbu ormo oro- orom oror orot orro orto orub orum orvr oto- otoo otor otov otro otto ottu otur our- ouro ourt out- outb outo ouu- ovo- ovoo ovot ovum rbbb rbbr rmmv rmtu rmvb rob- robb robo robt robu romb romm romo roob room roor root roro rort roru roto rotr rott roub roum rout rovo rrrr rrum rubb rubu rumb rumm rumo rumt ruro ruru ruto rutt rutu ruvu t-mo tbrb tmbr tmou tmro tmtt tobo tobt tobu tomb tomm tomo tomt toom toor toot torm toro torr tort toru torv totm toto totr tott toum tour tout touv tovo trmb trmu trom troo trot trou trtr trub trut truu ttbb tttt tubb tubo tubr tubu tumb tumu tuor turb turm turo turr turt turu tuto tutt tutu tuum tuuo tvmt tvro tvrr tvtv ubbo umb- umbo ummo umor umtv umut uomo uor- uovo uro- urom uroo urum urur urut utmb utor utto uttu uuuu uv-b uvvu voom voor voot vor- vorm voro vort voru voto vour vout vrot vrto vurb vurt vutv vvob vvvv

bo-bo bobov bobr bombo boomb boort booru borbo bormo boro- borom boroo borot borou borov borro borum borut borvo botom botou botro bottu bouto brmmm brobo brom- bromo broom broto brout brrrr brumm btr-t bumbo bumbu buroo burov burro burru burtt burut buto- butor butot butou butov butuo butut mboro mburu mbuvu mmmmm mobor mobot mobro mobtv mombo mombu momot mooro mooto morbo mormo moror morou morro morum morut moto- motor motru motto mottu mrmom mrorr mt-tm mt-tr mt-tt mt-tv mtoto mumbo mummu murom muror murot murro murru murum murut muto- mutum mutuo muuto o-r-b oboro obout obrom obrov omoro omoto omout ooooo oovoo orbom orbot ormur orobo oromo orout orrum ortoo oruro orutu otomo ototo otour otrov ottom ottov ottur oubut ouoro outro outto outtv rmutt ro-ro robbo robo- robor robot robrt robur roomu rorbu roto- rotor rotot rotto roubt roumm routt rttov rubor rumbo rummo rummu rumor ruomu ruutu tbtbt tbutt tobor tobot tobou tombo tombu tommo tomo- tomom tomor tomov torob torro torto tortu toto- totoo totum touro tromm trott troum trout trovo trubu truro trutv truvo ttttt tu-mo tubo- tubou tumbo tumbu tummo tumor tumut tuomo tuotu turbo turbt turot turov turro turtu turut turvo tutor tutto tuuru tvmom ubobo umbro umour uroob urour urubu urutu utro- utror utrum uttur uturu ututo uuuuu uvrou v-bob v-bor voobu vooru votto votum vrbov vromb vroom vurot vutov

b-room bbbbbb bobovo bobrov bombom bombur booboo boom-o borbor boromo bororo borovo botoro botovo bottom boubou bourou boutob bromo- brotto brubru brumov brutto brutum bububu bumboo bumout burbot burbur burotu burovo burutu butbro butovo buttto buutuo mbombo mbomou mobmov mobutu mommur moomoo morbut mormor mormur moroto morrot motmot motomu motor- motoro mototv motour moturu mourou mrmoto murmur muroto mutomo muttur mutuum muumuu obturb ombro- oomoto oooooo oromoo orrour otmoor ottoor outour outtro robomb roboto robovo romour roomto rotour rotout rotrou rottum routot rubbot rubout rubro- rubrum rubutu rumbur rumour rurutu rutour rutovu t-room toboot tommot tomort tomtom tomtor tootoo tororo torovo tortor tortou tortum torvum totoro totrot tourou toutou toutuo trombo trotro trumbo tumour tumtum tuotuo turbo- turbot turmut turrum turtur tururu tutour tuttut tuvvur tv-out tvroom u-boot ubombo utroor v-bomb vorort vrbovo vrooom vvvvvv

bbbbbbb bommuru boo-boo bootout borotou bottovo bourout bourrou broumov burtrum buttout moo-moo morrum mortuum moumour moutrot mrrobot mutombo muu-muu oroboro