-er -ol b-u bbb bbe bbg bbl bbo bbr bbt bbu be- beb bee beg bel beo ber bet beu bev bgb bge bgg bgl bgo bgr bgt bgu bgv blb ble blg bll blo blr blt blu blv bob boe bog bol boo bor bot bou bov brb bre brg brl bro brr brt bru brv btb bte btg btl bto btr btt btu btv bub bue bug bul buo bur but buu bvb bve bvg bvl bvo bvr bvt bvu bvv ebb ebe ebg ebl ebo ebr ebt ebu ebv eeb eee eeg eel eeo eer eet eev egb ege egg egl ego egr egt egu elb ele elg ell elo elr elt elu elv eo- eob eoe eog eol eoo eor eot eou erb ere erg erl ero err ert eru erv etb ete etg etl eto etr ett etu etv eu- eub eue eug eul eur eut euv evb eve evg evl evo evr evt evv gbe gbg gbl gbo gbr gbt gbu gbv ge- geb gee geg gel geo ger get geu gev ggb ggg ggo ggr ggt ggu ggv glb gle glg gll glo glr glt glu glv gob goe gog gol goo gor got gou gov grb gre grg grl gro grr grt gru grv gtb gte gtg gtl gto gtr gtt gtu gtv gu- gub gue gug gul guo gur gut guu guv gvb gve gvg gvl gvo gvr gvt gvu lbb lbe lbg lbl lbo lbr lbt lbu lbv leb lee leg lel leo ler let leu lev lgb lge lgg lgl lgo lgr lgt lgu lgv llb lle llg lll llo llr llt llu llv lob loe log lol loo lor lot lou lov lrb lrg lro lrr lrt lru lrv ltb lte ltg ltl lto ltr ltt ltu ltv lub lue lug lul luo lur lut luu luv lvb lve lvg lvl lvr lvt lvv ob- obb obe obg obl obo obr obt obu obv oeb oee oeg oel oeo oer oet oge ogg ogl ogo ogt olb ole olg oll olo olt olu oo- oob oog ool ooo oor oot oov or- orb ore org orl oro orr ort oru orv ot- otb ote otg otl oto otr ott otu otv ou- oue oul ouo our out ov- ovb ove ovl ovo ovv rbb rbe rbg rbl rbo rbr rbt rbu re- reb ree reg rel reo rer ret reu rev rgb rge rgg rgo rgr rgt rgv rle rlg rll rlo rlr rlt rlu rob roe rog rol roo ror rot rou rov rrb rrg rrl rrr rrt rru rtb rte rtg rtl rto rtr rtt rtu rtv rub rue rug ruo rur rut ruu ruv rvb rve rvg rvl rvo rvr rvt rvu rvv tbb tbe tbg tbl tbo tbr tbt tbu tbv te- teb tee teg tel teo ter tet teu tev tgb tge tgg tgl tgo tgr tgt tgu tgv tle tlg tll tlo tlr tlt tlu tlv to- tob toe tog tol too tor tot tou tov trb tre trg trl tro trr trt tru trv ttb tte ttg ttl tto ttr ttt ttu ttv tub tue tug tul tuo tur tut tuu tuv tvb tve tvg tvl tvo tvr tvt tvu ubb ube ubg ubl ubo ubr ubt ubu ubv ueb uee ueg uel uer uet ugb uge ugg ugl ugo ugr ugt ugu ulb ule ulg ull ulo ulr ult ulu ulv uob uoe uog uol uoo uor uot ur- urb ure urg url uro urr urt uru utb ute utl uto utr utt utu utv uue uug uur uut uuu uvb uve uvl uvo uvu uvv v-e vbg vbl vbo vbr vbv veb vee veg vel veo ver vet veu vgg vgl vgo vgr vgt vgu vl- vlb vle vll vlo vlt vlv vob voe vog vol voo vor vot vou vov vrb vre vrg vrr vrt vru vtb vte vtg vtl vto vtr vtt vtu vtv vue vug vul vur vut vuv vvb vvg vvo vvr vvt vvv

bbbb bbeb bbet bblb bbrg bebb bebe bebo beeb beeg beel beer beet begg bego begu bele belg bell belo belt belu beo- beor beot bere berg bero berr bert beru bete beto bett betu betv beur bevo blbt bleb blee bleg bleo blet bleu blob blog bloo blot blou blrg blub blue blur blut blvt bobb bobe bobo bobu boee boel boeo boer boet boge bogg bogo bogt bole bolg boll bolo bolt bolu boob booe boog bool boor boot bor- bore borg boro borr bort boru botb bote boto bott boue boul bour bout bove bovo breb bree breg brel breo brer bret brev brob broe brog brol broo bror brot brou brrr brue brug brut bruv btob btor btrt bttb bubb bube bubo bubu buel buer bueu buge bugg bugo bulb bule bulg bull bult bulu buol bur- burb bure burg burl buro burr burt buru but- bute buto butt buve ebbo ebbr ebel eber eboe ebol eboo ebor ebro ebru ebul ebur eeee eele eelv eerg eero eete eetu egbe egbu egee egel eger eggb egge eggo egle eglu ego- egol egor egot egov egre egte el-b elbe elbo elbu elee eleo eler elet elev elgg elle ello ellu elog elro elte elto elue elul elve elvo eole eolo eore eorl eoto erbb erbe ereb erel erer eret erev erg- ergg ergo erle erll erob eroe erol eroo erre erro ertl ertu erub erur eruv erve etbr etee etel eter etoe etre etro ette etto ettu etvo euer euge eule eur- eure euro eurt evel ever evet evoe evol evoo evre gbbo gebe geel geer geet gege gegg gegl gego gelb gele gelg gell gelo gelt gelu geo- geog geol gerb gere gerl gero gert geru getb gete getg geto gett geue geul geve gevo ggbt gggg gleb glee gleg gleo glet gleu glge glob glog glor glot glou glrb glro glub glue glug glur glut gluv gobe gobl gobo goel goer gogo gole goll golo golt