-er -ol b-u bbb bbd bbe bbl bbo bbr bbu bdb bdd bde bdl bdo bdr bdu bdv be- beb bed bee bel beo ber beu bev blb bld ble bll blo blr blu blv bob bod boe bol boo bor bou bov brb brd bre brl bro brr bru brv bub bud bue bul buo bur buu bvb bvd bve bvl bvo bvr bvu bvv dbb dbd dbe dbl dbo dbr dbu dbv ddb ddd dde ddl ddo ddr ddu de- deb ded dee del deo der deu dev dl- dlb dld dle dll dlo dlr dlu dlv dob dod doe dol doo dor dou dov drb drd dre drl dro drr dru drv dub dud due dul duo dur duv dvb dvd dve dvl dvr dvu ebb ebd ebe ebl ebo ebr ebu ebv ed- edb edd ede edl edo edr edu eeb eed eee eel eeo eer eev elb eld ele ell elo elr elu elv eo- eob eod eoe eol eoo eor eou erb erd ere erl ero err eru erv eu- eub eud eue eul eur euv evb evd eve evl evo evr evv lbb lbd lbe lbl lbo lbr lbu lbv ldb ldd lde ldl ldo ldr ldu ldv leb led lee lel leo ler leu lev llb lld lle lll llo llr llu llv lob lod loe lol loo lor lou lov lrb lrd lro lrr lru lrv lub lud lue lul luo lur luu luv lvb lvd lve lvl lvr lvv ob- obb obd obe obl obo obr obu obv odb odd ode odl odo odr odu odv oeb oed oee oel oeo oer olb old ole oll olo olu oo- oob ood ool ooo oor oov or- orb ord ore orl oro orr oru orv ou- oud oue oul ouo our ov- ovb ovd ove ovl ovo ovv rbb rbd rbe rbl rbo rbr rbu rdb rdd rde rdl rdo rdr rdu rdv re- reb red ree rel reo rer reu rev rld rle rll rlo rlr rlu rob rod roe rol roo ror rou rov rrb rrd rrl rrr rru rub rud rue ruo rur ruu ruv rvb rvd rve rvl rvo rvr rvu rvv ubb ube ubl ubo ubr ubu ubv udb udd ude udl udo udr udu udv ueb ued uee uel uer ulb uld ule ull ulo ulr ulu ulv uob uod uoe uol uoo uor ur- urb urd ure url uro urr uru uue uur uuu uvb uve uvl uvo uvu uvv v-e vbd vbl vbo vbr vbv vdb vdd vde vdl vdo vdr vdu vdv veb ved vee vel veo ver veu vl- vlb vld vle vll vlo vlv vob vod voe vol voo vor vou vov vrb vrd vre vrr vru vue vul vur vuv vvb vvo vvr vvv

bbbb bbdd bbdo bbeb bblb bd-r bdle bebb bebe bebo bede bedl bedo bedu beeb beed beel beer beld bele bell belo belu beo- beod beor berd bere bero berr beru beur bevo bldr bleb bled blee bleo bleu blob blod bloo blou blub blud blue blur blvd bobb bobe bobo bobu bodb bode bodo bodu boee boel boeo boer bold bole boll bolo bolu boob bood booe bool boor bor- bord bore boro borr boru boud boue boul bour bove bovo brdo breb bred bree brel breo brer brev brob brod broe brol broo bror brou brrr brud brue bruv bubb bube bubo bubu budb budd bude budl budo budu buel buer bueu bulb buld bule bull bulu buol bur- burb burd bure burl buro burr buru buvd buve bvdu d-bo dddd ddre ddub debe debu dedd dede dedo dedu deeb deed deel deer deev deld dele dell delo deol deor der- derb dere dero derr derv deue deul deur deve devo dlbd dlvo dobb dobe dobl dobu dod- dodd dode dodo doel doer dold dole doll dolo dolu doob dood dool door dord dore doro dorr doru doub doud doue doul dour dove dred dree drel drev drob drod drol drou drub drue druu druv dub- dubb dube dubu dudd dude dudo dudu duel duer dule dull dulo dulu duo- dure duro duru duul duur duve dvdr dvor dvvl ebbo ebbr ebed ebel eber eboe ebol eboo ebor ebro ebru ebul ebur edde eddo ede- edel eder edle edod edou edru edur edve eede eedu eeee eele eelv eero el-b elbe elbo elbu elde eldr eled elee eleo eler elev elle ello ellu elod elro elue elul elve elvo eode eole eolo eore eorl erbb erbe erde ereb ered erel erer erev erld erle erll erob erod eroe erol eroo erre erro erub erur eruv erve eude euer eule eur- eure euro evdb evel ever evoe evol evoo evre lblr lddv ldeo le-u lebd lebo lebu lede ledo leed leel leer lele lell lelo lelu leod leor leou leov lerd lere lero leud leur lev- leve levo lldb lleu llll llod lloo llud lo-v lob- lobb lobe lobo lode loeb loeu lold lole loll lolo loob lood looe lool loor lord lore loro loud loue loul lour louu love lovo lrdd lrrr lube ludd lude ludo lued luer lule lull lulu lurd lure lurv luvd luve lvov lvrr o-eo obbo obed obel ober oble oblu oboe obol obor obre obro odbo oddd oded odel odeo oder odle odoo odor odou odrl odur oedo oele oere olbo oldb olde ole- oled oleo oler olev olle ollo olor olov olur oobe ooer oold oolo oooo oord oore orbb orbe orbo orbu orde ordo ordu ore- oreb ored orel oreo orer orle orlo orlu oro- oroe oror orro orub orve orvr oude oued ouer ould oule oulu our- oure ouro ouu- ovde ovee over ovo- ovod ovol ovoo ovre rbbb rbbr rble rder rdev rebb rebe rebo rebu redd rede redl redo redr redu reeb reed reel reev relb reld rele rell relo reod reol reou rerd rere rero reru reue reul reuu revd reve revo rlee rleu rob- robb robe robo robu rodd rode rodo