-er b-u bbb bbd bbe bbm bbo bbr bbu bdb bdd bde bdm bdo bdr bdu be- beb bed bee bem beo ber beu bmb bmd bme bmm bmo bmr bmu bob bod boe bom boo bor bou brb brd bre brm bro brr bru bub bud bue bum buo bur buu dbb dbd dbe dbm dbo dbr dbu ddb ddd dde ddm ddo ddr ddu de- deb ded dee dem deo der deu dmb dmd dme dmm dmo dmr dmu dob dod doe dom doo dor dou drb drd dre drm dro drr dru dub dud due dum duo dur ebb ebd ebe ebm ebo ebr ebu ed- edb edd ede edm edo edr edu eeb eed eee eem eeo eer em- emb emd eme emm emo emr emu eo- eob eod eoe eom eoo eor eou erb erd ere erm ero err eru eu- eub eud eue eur m-o m-r mbb mbd mbe mbm mbo mbr mbu mdb mdd mde mdm mdo mdr mdu meb med mee mem meo mer meu mmb mmd mme mmm mmo mmr mmu mob mod moe mom moo mor mou mrb mrd mre mrm mro mrr mru mub mud mue mum mur muu ob- obb obd obe obm obo obr obu odb odd ode odm odo odr odu oeb oed oee oem oeo oer om- omb omd ome omm omo omr omu oo- oob ood oom ooo oor or- orb ord ore orm oro orr oru ou- oud oue oum ouo our rbb rbd rbe rbm rbo rbr rbu rdb rdd rde rdm rdo rdr rdu re- reb red ree rem reo rer reu rmb rmd rme rmm rmo rmr rob rod roe rom roo ror rou rrb rrd rrm rrr rru rub rud rue rum ruo rur ruu ubb ube ubo ubr ubu udb udd ude udm udo udr udu ueb ued uee uem uer um- umb umd ume umm umo umr umu uob uod uoe uom uoo uor ur- urb urd ure urm uro urr uru uue uum uur uuu

bbbb bbdd bbdo bbeb bd-r bdrm bebb bebe bebo bede bedo bedu beeb beed beem beer beme bemu beo- beod beor berd bere berm bero berr beru beur bmdb bobb bobe bobo bobu bodb bode bodo bodu boee boeo boer bomb bome bomu boob bood booe boom boor bor- bord bore borm boro borr boru boud boue boum bour brdm brdo breb bred bree brem breo brer brob brod broe brom broo bror brou brrm brrr brud brue brum bubb bube bubo bubu budb budd bude budo budu buem buer bueu bum- bumb bur- burb burd bure burm buro burr buru d-bo dddd ddre ddub debe debu dedd dede dedo dedu deeb deed deem deer dem- demb demd deme demo demu deor der- derb dere derm dero derr deue deum deur dmrb dobb dobe dobu dod- dodd dode dodo doer domb dome domm domo doob dood doom door dord dore dorm doro dorr doru doub doud doue doum dour dred dree drem drob drod drom drou drub drue drum druu dub- dubb dube dubu dudd dude dudo dudu duer dumb dume dumm duo- dure duro duru duur ebbo ebbr ebed eber eboe eboo ebor ebro ebru ebur edde eddm eddo ede- edem eder edme edod edom edou edrm edru edur eede eedu eeee eemo eero embd embe embo embr emer emeu emme emmu emod emor emre eode eore erbb erbe erde ereb ered erem erer erme ermo erob erod eroe eroo erre erro erub erum erur eude eudm euer eur- eure euro mbdb mbed mbou mddm mdme mdud mebe mebo medb medd mede medo medu meed meem meer meme memo memr memu meor meou mer- merb merd mere merm mero meru meum mmdb mmmd mmmm mmod mmor mobb mobe mobo modd mode modo modu moed mome momo momu moob mood mooe moor morb mord more moro moru moud moue mour mrbb mrbm mrdd mreb mred mree mrmd mrud mube mubo mudd mude mudu mued muee mume mumm mumo mumu murd mure muro murr muru o-eo obbo obed ober oboe obor obre obro odbo oddd oded odem odeo oder odmr odom odoo odor odou odum odur oedo oeme oere oerm ombe ombo ombu omdb omed omee omeo omer omo- omoe omoo omor omre omro omuo oobe ooer oome oooo oord oore orbb orbe orbo orbu orde ordo ordu ore- oreb ored orem oreo orer orme ormo oro- oroe orom oror orro orub orum oude oued ouer oume our- oure ouro ouu- rbbb rbbr rdbm rder rebb rebe rebo rebu redd rede redo redr redu reeb reed reem reme remo reod reou rerd rere rero reru reue reuu rob- robb robe robo robu rodd rode rodo roed roer romb romd rome romm romo roob rood room roor rore roro roru roub roud roue roum rred rrrr rrum rubb rube rubu rudd rude rudo rued ruer rumb rume rumm rumo rurd rure ruro ruru ruud ubbe ubbo uber ubod ubud udem uder udoo umb- umbe umbo umde umer ummo umoe umor uomo uor- uore urbe urde urdu ure- ured uro- urom uroo urre urum urur uuuu

b-e-d bbbee bd-re bdoor be-er be-ro bebdo bebed beber bebod bedde bedee beder bedub bedue bedum beebe beede beerd bembe bembo bemer bemud beode beord beour berbe berde berdu bered berme bermo berob beroe berom beror berre berru berum beuer beure bo-bo bobr bobre bodd- boded boder bodoe bodom bodor bodum boedo boeme boero boeur bombe bombo bomer bomme boode booed booer boomb boord boore booru borbo borde bordo bored boree borer bormo boro- borod borom boroo borou borre borro borum boudu boued bouee bouer bourd boure brebu bredd brede breed breem breer breme bremm bremo breo- brerd brere breu- brmmm brobo brodd brode brodo broer brom- brome bromo brood broom broud broue brrrr brud- brude brued bruer brume brumm bubbe buber budde buddu budur bumbo bumbu bumed bumme buord burde buroo burro burru burud d-mer d-rod dbume ddddd ddebo ddrmm ddrum debed deber debro dedde dedee deder