-er b-u bbb bbe bbg bbl bbr bbu be- beb bee beg bel ber beu bgb bge bgg bgl bgr bgu blb ble blg bll blr blu brb bre brg brl brr bru bub bue bug bul bur buu ebb ebe ebg ebl ebr ebu eeb eee eeg eel eer egb ege egg egl egr egu elb ele elg ell elr elu erb ere erg erl err eru eu- eub eue eug eul eur gbe gbg gbl gbr gbu ge- geb gee geg gel ger geu ggb ggg ggr ggu glb gle glg gll glr glu grb gre grg grl grr gru gu- gub gue gug gul gur guu lbb lbe lbg lbl lbr lbu leb lee leg lel ler leu lgb lge lgg lgl lgr lgu llb lle llg lll llr llu lrb lrg lrr lru lub lue lug lul lur luu rbb rbe rbg rbl rbr rbu re- reb ree reg rel rer reu rgb rge rgg rgr rle rlg rll rlr rlu rrb rrg rrl rrr rru rub rue rug rur ruu ubb ube ubg ubl ubr ubu ueb uee ueg uel uer ugb uge ugg ugl ugr ugu ulb ule ulg ull ulr ulu ur- urb ure urg url urr uru uue uug uur uuu

bbbb bbeb bblb bbrg bebb bebe beeb beeg beel beer begg begu bele belg bell belu bere berg berr beru beur bleb blee bleg bleu blrg blub blue blur breb bree breg brel brer brrr brue brug bubb bube bubu buel buer bueu buge bugg bulb bule bulg bull bulu bur- burb bure burg burl burr buru ebbr ebel eber ebru ebul ebur eeee eele eerg egbe egbu egee egel eger eggb egge egle eglu egre el-b elbe elbu elee eler elgg elle ellu elue elul erbb erbe ereb erel erer erg- ergg erle erll erre erub erur euer euge eule eur- eure gebe geel geer gege gegg gegl gelb gele gelg gell gelu gerb gere gerl geru geue geul gggg gleb glee gleg gleu glge glrb glub glue glug glur grbr greb gree greg greu grrl grrr grub grue grug grur gubb gubu guel guer gugb guge gugg gugu gulb gule gull gulu gurb gure gurg gurl gurr guru lblr lbug le-u lebu leel leer lege legg lele lell lelu lere leur lgbu lger lleu llll lrgb lrrr lube lueg luer luge lugg lugu lule lull lulu lure lurg rbbb rbbr rble rebb rebe rebu reeb reel rege regl regr regu relb rele rell rere rerg reru reue reul reuu rgbe rlee rleu rlug rrle rrrr rubb rube rubu ruel ruer ruge rugg rule rull rure ruru ubbe uber uble uele uell ugur uguu uleb ulee ulle ullr ulul urbe ure- urge urgu urle urre urur uulu uuuu

bbbee be-er bebel beber beebe beele begee begge begle begue begur belee beleg belge bellb belle belue belur berbe bereg berel berge berle berre berru beuer beule beure bleer blere bleue bluer blurb blure blurr brebu breel breer breg- brege bregg brell brere breu- brrrr bruer bruge brugg brule brull bubbe buber buble buell buger bugge bugle bugre bulb- bulge bull- bulle bulul burel burge burgu burle burru ebber ebble ebell eberg eberl eblul ebull ebure eeeee eeler egger elegu elele elge elgee elger ellel eller ellul elulu eluru erbbe erber erege erere euell euler eurel eurre gberg gberu gebel geber gebre gebur geere gegge gelee geler gelle gelru gelug gerbe gerle gerre ggulu glebe gleer glegg glele glere glubb gluer grebe greer grege gregg grell grgur grrrl grrrr grubb grube gruel grure gubbe guber gubru guell guere gugel gugul guler gulle gurge gurle gurre gurur lebel leber leell leere leger legge leleu lelle lerer lerge leuge llerg lubbe luber luble lubur luger lugge lugre lulle lulul lurer lurgg lurue rebbe rebeg rebel reber reege reere regel reger regge regle regul regur relee relue rere- reree reuel reuer reule rubee rubel ruber ruble ruegg ruele ruell ruere ruger rugge ruler ruule ubble uber- uggle ugrug ulger ullur ululu uluru urelu urgel urger urubu uuuuu

b-reel bbbbbb beblur beebee beebug beegee beeler begele begger beglue beguel begull belber belgue beller belleu bellue belull berbee berber bereel berege berere bergel berger bergle berrer berube beugle beurre bleere blublu blurre brebel breege breere breger bregge breuer brgule brubru bruel brugge brulee bruree bubber bubble bubele bububu bueler bugbug bugger bugler bugull bulbel bulbul bulger bulgur bull-e bullee buller burble burbur burell burgee burger burgle burgul burler burree burrel burrer eberle eburru eebree eeuler egbere eggler elburg eleele elegug erbree erguel eubule euller gbegbe geegee gegger gelber gelgel geller gerber gerege gergel gerger geruge geulle gleere glubbe glurge grebel greble greger gregge gregre greuel grubbe grubel gruber grugru grulle gubber gubble gubeer gubgub gubler gueber guebre guegue guerre guggle guggul gugler gulgul guller gurbru gurgel gurgle gurugu leberg leeger leelee leerer legger legree lubber lueger luggee lugger lugulu luguru luller lurgee lurulu rebble rebell rebulb reegle reeler reeuel reggel regleg reglue regueb reller relleu rereel rerule reuele reuere reugle reuler reulle reurge rubbee rubbel rubber rubble rubell ruelle rugger ruggle ruller ugurlu urgell urgull

bbbbbbb bbruler bebeeru beguele belegre belluru berbere bergell bergere bergger bergler berulle bleuler blubber blurrer bregger breugel bruegel brugger bubbler bueller bugelle buglere bugulle bulbule bullule burbler burbure burelle burgel burgelu burrell egeberg ellerbe elugere gee-gee glueleg greeble gregbeu gregger greggle gregree gru-gru grubber gueller gugelle gulberg gullele gurbrue gurgler gurgull gurrell gurue leleble lugubre re-blue rebberg rebelle reeberg regurge reuberg rubbell rubbler rubelle ruggell

bbbbbbbb beerbell beerberg berebere bluebell breuberg buggerer buggerru burgberg buruburu ellerbee greegree grubbler grueller gullberg lebegue rebeller rebubble

beblubber beebeebee beglerbeg blubberer blue-bell bluebelle eggburger eggerberg lege-bell

berberburr berbrugger buglebulge burgerbrug gullgubber rebelrebel rubblerule

rublerubble

bbbbbbbbbbbbbbb grrrrrrrrrrrrrr