-er b-u bbb bbe bbm bbo bbr bbu bbx be- beb bee bem beo ber beu bex bmb bme bmm bmo bmr bmu bmx bob boe bom boo bor bou box brb bre brm bro brr bru brx bub bue bum buo bur buu bux bxb bxm bxo bxx ebb ebe ebm ebo ebr ebu ebx eeb eee eem eeo eer eex em- emb eme emm emo emr emu emx eo- eob eoe eom eoo eor eou erb ere erm ero err eru eu- eub eue eur eux ex- exe exo exr exu exx m-o m-r mbb mbe mbm mbo mbr mbu mbx meb mee mem meo mer meu mex mmb mme mmm mmo mmr mmu mmx mob moe mom moo mor mou mox mrb mre mrm mro mrr mru mrx mub mue mum mur muu mux mxr mxu ob- obb obe obm obo obr obu obx oeb oee oem oeo oer oex om- omb ome omm omo omr omu omx oo- oob oom ooo oor oox or- orb ore orm oro orr oru orx ou- oue oum ouo our ox- oxb oxo oxx rbb rbe rbm rbo rbr rbu rbx re- reb ree rem reo rer reu rex rmb rme rmm rmo rmr rmx rob roe rom roo ror rou rox rrb rrm rrr rru rub rue rum ruo rur ruu rux rxr ubb ube ubo ubr ubu ubx ueb uee uem uer um- umb ume umm umo umr umu uob uoe uom uoo uor uox ur- urb ure urm uro urr uru urx uue uum uur uuu uxb uxo uxr uxu xbe xbr xbx xee xem xer xeu xex xmm xmo xmr xmu xmx xom xoo xor xox xrx xue xxo xxx

bbbb bbeb bbox bebb bebe bebo beeb beem beer beme bemu beo- beor bere berm bero berr beru beur beux bobb bobe bobo bobu boee boeo boer bomb bome bomu boob booe boom boor boox bor- bore borm boro borr boru boue boum bour breb bree brem breo brer brex brob broe brom broo bror brou brox brrm brrr brue brum brux bubb bube bubo bubu buem buer bueu bum- bumb bur- burb bure burm buro burr buru ebbo ebbr eber eboe eboo ebor ebox ebro ebru ebur eeee eemo eero embe embo embr emer emeu emex emme emmu emor emre eore eoux er-x erbb erbe ereb erem erer erme ermo erob eroe eroo erre erro erub erum erur euer eur- eure euro exer exmr exo- exor exrx exum mbou mbox mebe mebo meem meer meme memo memr memu memx meor meou mer- merb mere merm mero meru meum meux mexx mmmm mmor mmxx mobb mobe mobo moex mome momo momu moob mooe moor morb more moro moru moue mour moux moxe moxo mrbb mrbm mreb mree mube mubo muee mume mumm mumo mumu mure muro murr muru muxe muxu o-eo obbo ober obex oboe obor obox obre obro oeme oere oerm ombe ombo ombu omee omeo omer omex omo- omoe omoo omor omox omre omro omuo oobe ooer oome oooo oore orbb orbe orbo orbu ore- oreb orem oreo orer orex orme ormo oro- oroe orom oror orro orub orum ouer oume our- oure ouro ouu- oxer oxo- oxox oxxo rbbb rbbr rbmx rebb rebe rebo rebu reeb reem reme remo reou rere rero reru reue reuu reux rexx rob- robb robe robo robu roer romb rome romm romo roob room roor roox rore roro roru roub roue roum roux roxo rrrr rrum rubb rube rubu ruer rumb rume rumm rumo rure ruro ruru ubbe ubbo uber umb- umbe umbo umer ummo umoe umor uomo uor- uore urbe ure- urex uro- urom uroo urox urre urum urur uuuu uxem uxor uxue xbee xbox xeer xeme xemu xer- xero xexe xome xoom xoro xoxo xumo xuxu xxxo xxxx

bbbee be-er be-ro beber bebox beebe bembe bembo bemer beour berbe berme bermo berob beroe berom beror berre berru berum beuer beure bmxer bo-bo bobr bobre boeme boero boeur bombe bombo bomer bomme booer boomb boore booru borbo boree borer borex bormo boro- borom boroo borou borox borre borro borum bouee bouer bouex boure boxbe boxee boxer boxom bre-x brebu breem breer breme bremm bremo breo- brere breu- breux brmmm brobo broer brom- brome bromo broom broue brrrr bruer brume brumm bubbe buber bumbo bumbu bumme buoux buroo burro burru buxom e-box ebber eboue ebure eeeee embee ember embox embro embue emeer emere emmer emore emure eomer eorre erbbe erber erem- eremo erere erome eroom eroor erore error eubro eum-u eurex euro- eurre exeem exeme exmor exome exorb exore exurb mbebe mbere mboro mbube mburu mebbe meebo meemu meere membe memer memex memor merer mero- meroe merom meroo meror merox merre merur meuer meure meuro mexer mmmmm mobee mobme mobor mobro moeer moeme moere moero mombo mombu momme momoe mooer moore mooro morbo moree morem morer mormo moror morou morre morro morue morum moure moxee mreru mrmom mrorr mumbe mumbo mumme mummu mureu murex murom muror murre murro murru murum muxer o-r-b oboro oboue obreb obrom oerme oerum ombe- omber ombre omemo omero omore omoro oo-er ooooo orbom oreo- orere orero orexo ormer ormur orobe orobo oroer orome oromo oroux orrum orube oruro oueme oumer ouoro oure- rebbe reber rebox reeme reemo reere remee remer remex remor remou remue remux reome reorx rere- reree rerob rerum reuer reume rexer ro-ro robbe robbo rober robo- robor robur roero roeux rombe romeo romer romex romme rooer roome roomu roore rooue rorbu rorem rorer rouer roume roumm roure rubee ruber rubor ruere rumbe rumbo rumer rumex rummo rummu rumor ruomu uber- uberx ubobo ubume umbe- umber umbre umbro umeer umeme umore umour uouee urbex ureme ureo- uroob urour urubu uuuuu x-box xbxrx xerbo xerem xero- xerox xexeu xexex xmmer xorro xoxox

b-room bbbbbb beebee beebem beembe beemer beerme bembex berbee berbeo berber berere bermeo berour berrer berube beumer beurre bobber boeber boerre bomber bombom bombur bommer bomure boober booboo boom-o boomer booue borbor boromo borore bororo boubou boueer bouree bourem bourou