-er b-u bbb bbc bbe bbq bbr bbu bcb bcc bce bcq bcr bcu be- beb bec bee beq ber beu bqc bqe brb bre brq brr bru bub buc bue bur buu c-- cbb cbc cbe cbq cbr cbu ccb ccc cce ccr ccu ce- ceb cec cee ceq cer ceu cqb cqc crb crc cre crq crr cru cub cuc cue cuq cur cuu ebb ebc ebe ebq ebr ebu ec- ecb ecc ece ecq ecr ecu eeb eec eee eer eqe eqq equ erb erc ere erq err eru eu- eub euc eue eur qbc qbe qbq qcc qec qee qqq qqu qrb qrc qre qru qu- que qur rbb rbc rbe rbr rbu rcb rcc rce rcr rcu re- reb rec ree req rer reu rqc rrb rrc rrq rrr rru rub ruc rue rur ruu ubb ubc ube ubr ubu ucb ucc uce ucr ucu ueb uec uee uer ur- urb urc ure urr uru uuc uue uur uuu

bbbb bbbq bbeb bbrc bcbc bccc bcec bcer bcru bcuc bebb bebe becu beeb beer berc bere berr beru beur bque brcb brce breb brec bree brer brrr bruc brue bubb bube bubq bubu bucc buce bucu buer bueu bur- burb bure burr buru cbbc cbcc cbce cbcr cbcu cbec cbee cber cbre ccbc cccb cccc cccu ccee ccrc ccre ccuc cebu cec- cece ceeb ceec cer- cerc cere crbc crbu crcc crce crcr cre- creb crec cree creu crub crue cub- cubb cube cucc cuce cucq cuer curb cure curr ebbc ebbr ebcc eber ebru ebur ecbc ecbe eccb eccc ecce ecrc ecrr ecru eeee eerc equ- eque erbb erbe ercc erce ereb erec erer errc erre erub eruc erur eubc euer eur- eurc eure q-be qcue qere qerq qqqq qube qucu quee quer quu- rbbb rbbr rcbc rccb rccc rebb rebe rebu recc rece recr recu reeb rere reru reue reuu rrrr rubb rube rubu ruce ruer rurc rure ruru ubbe uber ucbc ucrc uqcc urbe ure- urre uruq urur uuuu

bbbee bbqer be-er beber becue beebe beque berbe bercu berec berre berru beuer beure brebu brece breer brere breu- brrrr bruce bruer bubbe buber bucur burcu burru buruc buruq ccccc cebec ceber ceere cerbu cerc- cerce cerec cerer cerre crebe crece creer creu- creue cruce crucq crure cubbe cubeb cuber cubub curce curer curre ebber ebure eeeee erbbe erber erere eucre eurre queeb queer quere queue qureq quruq rebbe rebec reber recce recue recur reece reere reque rere- reree reuer rubee ruber rucer rucuq ruere rurec u-cee uber- uqcrb uqcrq urubu uruce urucu uuuuu

bbbbbb bbqrub becque becure beebee berbee berber berere berrer berube beurre breere breuer brubru bruree bubber bububu burbur burcer burree burrer c-cube ceecee ceruce cubber cubube cucube cucurb curber currer eburru eebree erbree quebec queece queere querre queuer rebbec rebecq rebeuc recrue recuer recurb recure reuere rubbee rubber

bbbbbbb bebeeru berbere burbure cerbere cerebr- currere queerer quequer recurer requeer requere

bbbbbbbb berebere buruburu cucurucu curucucu quebecer recurrer

beebeebee

berberburr

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