-er b-u bbb bbe bbl bbr bbu be- beb bee bel ber beu blb ble bll blr blu brb bre brl brr bru bub bue bul bur buu ebb ebe ebl ebr ebu eeb eee eel eer elb ele ell elr elu erb ere erl err eru eu- eub eue eul eur lbb lbe lbl lbr lbu leb lee lel ler leu llb lle lll llr llu lrb lrr lru lub lue lul lur luu rbb rbe rbl rbr rbu re- reb ree rel rer reu rle rll rlr rlu rrb rrl rrr rru rub rue rur ruu ubb ube ubl ubr ubu ueb uee uel uer ulb ule ull ulr ulu ur- urb ure url urr uru uue uur uuu

bbbb bbeb bblb bebb bebe beeb beel beer bele bell belu bere berr beru beur bleb blee bleu blub blue blur breb bree brel brer brrr brue bubb bube bubu buel buer bueu bulb bule bull bulu bur- burb bure burl burr buru ebbr ebel eber ebru ebul ebur eeee eele el-b elbe elbu elee eler elle ellu elue elul erbb erbe ereb erel erer erle erll erre erub erur euer eule eur- eure lblr le-u lebu leel leer lele lell lelu lere leur lleu llll lrrr lube luer lule lull lulu lure rbbb rbbr rble rebb rebe rebu reeb reel relb rele rell rere reru reue reul reuu rlee rleu rrle rrrr rubb rube rubu ruel ruer rule rull rure ruru ubbe uber uble uele uell uleb ulee ulle ullr ulul urbe ure- urle urre urur uulu uuuu

bbbee be-er bebel beber beebe beele belee bellb belle belue belur berbe berel berle berre berru beuer beule beure bleer blere bleue bluer blurb blure blurr brebu breel breer brell brere breu- brrrr bruer brule brull bubbe buber buble buell bulb- bull- bulle bulul burel burle burru ebber ebble ebell eberl eblul ebull ebure eeeee eeler elele ellel eller ellul elulu eluru erbbe erber erere euell euler eurel eurre lebel leber leell leere leleu lelle lerer lubbe luber luble lubur lulle lulul lurer lurue rebbe rebel reber reere relee relue rere- reree reuel reuer reule rubee rubel ruber ruble ruele ruell ruere ruler ruule ubble uber- ullur ululu uluru urelu urubu uuuuu

b-reel bbbbbb beblur beebee beeler belber beller belleu bellue belull berbee berber bereel berere berrer berube beurre bleere blublu blurre brebel breere breuer brubru bruel brulee bruree bubber bubble bubele bububu bueler bulbel bulbul bull-e bullee buller burble burbur burell burler burree burrel burrer eberle eburru eebree eeuler eleele erbree eubule euller leelee leerer lubber luller lurulu rebble rebell rebulb reeler reeuel reller relleu rereel rerule reuele reuere reuler reulle rubbee rubbel rubber rubble rubell ruelle ruller

bbbbbbb bbruler bebeeru belluru berbere berulle bleuler blubber blurrer bubbler bueller bulbule bullule burbler burbure burelle ellerbe leleble re-blue rebelle rubbell rubbler rubelle

bbbbbbbb beerbell berebere bluebell buruburu ellerbee rebeller rebubble

beblubber beebeebee blubberer blue-bell bluebelle

berberburr rebelrebel rubblerule

rublerubble

bbbbbbbbbbbbbbb