b-u bbb bbd bbo bbr bbt bbu bdb bdd bdo bdr bdt bdu bdv bob bod boo bor bot bou bov brb brd bro brr brt bru brv btb btd bto btr btt btu btv bub bud buo bur but buu bvb bvd bvo bvr bvt bvu bvv dbb dbd dbo dbr dbt dbu dbv ddb ddd ddo ddr ddt ddu dob dod doo dor dot dou dov drb drd dro drr drt dru drv dtb dtd dto dtr dtt dtu dtv dub dud duo dur dut duv dvb dvd dvr dvt dvu ob- obb obd obo obr obt obu obv odb odd odo odr odt odu odv oo- oob ood ooo oor oot oov or- orb ord oro orr ort oru orv ot- otb otd oto otr ott otu otv ou- oud ouo our out ov- ovb ovd ovo ovv rbb rbd rbo rbr rbt rbu rdb rdd rdo rdr rdt rdu rdv rob rod roo ror rot rou rov rrb rrd rrr rrt rru rtb rtd rto rtr rtt rtu rtv rub rud ruo rur rut ruu ruv rvb rvd rvo rvr rvt rvu rvv tbb tbd tbo tbr tbt tbu tbv tdb tdd tdo tdr tdt tdu tdv to- tob tod too tor tot tou tov trb trd tro trr trt tru trv ttb ttd tto ttr ttt ttu ttv tub tud tuo tur tut tuu tuv tvb tvd tvo tvr tvt tvu ubb ubo ubr ubt ubu ubv udb udd udo udr udt udu udv uob uod uoo uor uot ur- urb urd uro urr urt uru utb utd uto utr utt utu utv uur uut uuu uvb uvo uvu uvv vbd vbo vbr vbv vdb vdd vdo vdr vdt vdu vdv vob vod voo vor vot vou vov vrb vrd vrr vrt vru vtb vto vtr vtt vtu vtv vur vut vuv vvb vvo vvr vvt vvv

bbbb bbdd bbdo bd-r bobb bobo bobu bodb bodo bodu boob bood boor boot bor- bord boro borr bort boru botb botd boto bott boud bour bout bovo brdo brdt brob brod broo bror brot brou brrr brud brut bruv btdt btob btor btrt bttb bubb bubo bubu budb budd budo budu bur- burb burd buro burr burt buru but- buto butt buvd bvdu d-bo d-tv dbtt dddd ddot ddtv ddub dobb dobu dod- dodd dodo doob dood door doot dord doro dorr dort doru dotd doto dott doub doud dour dout drob drod drot drou drub drut druu druv dtor dtot dub- dubb dubu dudd dudo dudu duo- duro durt duru duur duut dvdr dvor obbo obdt obor obot obro obtd odbo oddd odoo odor odot odou odtu odur oooo oord oort ootb orbb orbo orbu ordo ordu oro- oror orot orro orto orub orvr otbd oto- otoo otor otov otro otto ottu otur our- ouro ourt out- outb outo ouu- ovo- ovod ovoo ovot rbbb rbbr rob- robb robo robt robu rodd rodo roob rood roor root roro rort roru roto rotr rott roub roud rout rovo rrrr rtdt rubb rubu rudd rudo rurd ruro ruru ruto rutt rutu ruud ruvu tbrb tddb tdor tdtv tobo tobt tobu todd todo todt todu tood toor toot tord toro torr tort toru torv totd toto totr tott tour tout touv tovo trod troo trot trou trtr trub trud trut truu ttbb tttt tubb tubo tubr tubu tudu tuor turb turd turo turr turt turu tuto tutt tutu tuuo tvro tvrr tvtv ubbo ubod ubud udoo udot uor- uovo urdu uro- uroo urur urut utor utto uttu uuuu uv-b uvrd uvvu vdot vdub vodo voor voot vor- vord voro vort voru votd voto voud vour vout vrot vrto vudu vurb vurt vutv vvob vvvv

bdoor bdort bo-bo bobov bobr bodd- bodor boord boort booru borbo bordo boro- borod boroo borot borou borov borro borut borvo botou botro bottu boudu bourd bouto brobo brodd brodo brood broto broud brout brrrr brud- btr-d btr-t buddu budur buord buroo burov burro burru burtt burud burut butdo buto- butor butot butou butov butuo butut bvdub d-dot d-rod ddddd do-do dobro dodoo dodro doodo doout dordt dorot dorud dotoo dotto doubt douro drbob drobo drood drott drout dtour dubbo dubov duddo dudou durov durtu duvbo dvb-t dvd-d dvd-r o-r-b obodo oboro obout obrov obudu oddur odour odudu oduro ooooo oovoo orbot ordro orobo orodo orout ortoo oruro orutu ototo otour otrov ottov ottur oubut ouoro outdo outro outto outtv rdovo ro-ro robbo robo- robor robot robrt robur rodbo rodor roodu rorbu roto- rotor rotot rotto roubt routt rttov rubor ruutu tbtbt tbutt to-do tobor tobot tobou todor toord tordu torob torro torto tortu torud toto- totoo tourd touro trood trott trout trovo trubu trudo truro trutv truvo ttttt tubo- tubod tubou tudor tudou tudur tuotu turbo turbt turot turov turro turtu turut turvo tutor tutto tuuru u-dub ubobo udovo uroob urour urubu urutu utrdb utro- utror uttur uturu ututo uuuuu uvrou v-bob v-bor voobu voord vooru votto vourd vrbov vurot vutov

bbbbbb bobovo bobrov bodrov booboo borbor bororo borovo botoro botovo boubou boudou bourou boutob brotto brubru brutto bububu burbot burbur burdur burotu burovo burutu butbro butovo buttto buutuo dobovo dobrut dododo doorto dorbod dorobo dorood dororo dotbot dotdot dotodo doudou dourou doutou doutro drobot drouot dubdub dubovo dubrov durtro duvvur dvd-vr obturb oooooo oordoo ordoru orrour ortrud ottoor outbud outour outtro roboto robovo rorodt rotour rotout rotrou routot rubbot rubout rubro- rubutu rudrur rurutu rutour rutovu toboot tootoo torodo tororo torovo tortor tortou totoro totrot toudou tourou toutou toutuo trotro tuotuo turbo- turbot turtur tururu tutour tuttut tuvvur tv-out u-boot udburu udodov utroor voodoo vorort voudoo voudou vrbovo vvvvvv

bbbbbbb bodrovo boo-boo bootout bordour borotou bottovo bourout bourrou broudur burdour buttodo buttout dob-dob dobrodo dobrovo dod-rot dododou doo-doo dortour dourdou duvvuru oroboro ottrott out-bud outboob outbutt outdoor outroot rootout rootrot rub-out rubbour todorov too-too tortour tototoo touboro touroud tro-tro trotout trubrot trudovo turbott tut-tut ububboo

bbbbbbbb bo-bo-bo borborud borututu broubrou buruburu dottodot otor-udu our-burd out-door roboturb toottoot torotoro tourtour turboduo turturro ubbubboo voodoo-u