-er b-u bbb bbc bbe bbg bbh bbr bbu bcb bcc bce bcg bch bcr bcu be- beb bec bee beg beh ber beu bgb bgc bge bgg bgh bgr bgu bhb bhc bhe bhg bhh bhr bhu brb bre brg brh brr bru bub buc bue bug buh bur buu c-- cbb cbc cbe cbg cbh cbr cbu ccb ccc cce ccg cch ccr ccu ce- ceb cec cee ceg ceh cer ceu cgb cgc cge cgg cgh cgr cgu ch- chb chc che chg chh chr chu crb crc cre crg crh crr cru cub cuc cue cug cuh cur cuu ebb ebc ebe ebg ebh ebr ebu ec- ecb ecc ece ecg ech ecr ecu eeb eec eee eeg eer egb egc ege egg egh egr egu ehb ehc ehe ehg ehh ehr ehu erb erc ere erg erh err eru eu- eub euc eue eug eur gbc gbe gbg gbh gbr gbu gcb gcc gce gcg gch gcr gcu ge- geb gec gee geg geh ger geu ggb ggc ggg ggh ggr ggu ghb ghc ghe ghg ghh ghr grb grc gre grg grh grr gru gu- gub guc gue gug gur guu hbb hbc hbe hbg hbh hbr hbu hcb hcc hce hcg hch hcr he- heb hec hee heg heh her heu hgb hgc hge hgg hgh hgr hgu hhb hhc hhe hhg hhh hhr hhu hr- hrb hrc hre hrg hrh hrr hru hub huc hue hug huh hur huu rbb rbc rbe rbg rbh rbr rbu rcb rcc rce rcg rch rcr rcu re- reb rec ree reg reh rer reu rgb rgc rge rgg rgh rgr rh- rhb rhc rhe rhg rhh rhr rhu rrb rrc rrg rrh rrr rru rub ruc rue rug ruh rur ruu ubb ubc ube ubg ubh ubr ubu ucb ucc uce ucg uch ucr ucu ueb uec uee ueg ueh uer ugb ugc uge ugg ugh ugr ugu uhb uhc uhe uhh uhr uhu ur- urb urc ure urg urr uru uuc uue uug uur uuu

bbbb bbch bbeb bbrc bbrg bcbc bcbg bccc bcec bcer bche bcru bcuc bebb bebe bech becu beeb beeg beer begg begu behr berc bere berg berr beru beur bhcc bher bhur bhuu brcb brce breb brec bree breg brer brrr bruc brue brug bruh bubb bube bubu bucc buce buch bucu buer bueu buge bugg bugh buhe buhr bur- burb bure burg burh burr buru cbbc cbcc cbce cbcr cbcu cbec cbee cber cbgb cbre cbrh ccbc cccb cccc cccu ccee ccgc cche cchr ccrc ccre ccrg ccuc cebu cec- cece ceeb ceec cege cer- cerc cere cgcc cgcg cger chce chch cheb chec chee cheh cher cheu chgb chge chrb chrc chrr chub chug chur crbc crbu crcc crce crcr cre- creb crec cree creg creh creu crub crue crug cub- cubb cube cucc cuce cuer curb cure curr ebbc ebbr ebcc eber ebru ebur ecbc ecbe eccb eccc ecce eche ecrc ecrr ecru eeee eerc eerg egbe egbu egcc egcg egcr egec egee eger eggb egge eggh eghe eghh egre ehcc eheh eher eheu ehre erbb erbe ercc erce erch ereb erec erer erg- ergg ergh erhc erhu errc erre erub eruc eruh erur eubc euch euer euge eugh eur- eurc eure gc-c gcbc gccc gcrg gebe gece geer gege gegg gehu gerb gere geru geue gggg gghg ghee gheg ghug grbr grcc grce greb grec gree greg greu grrr grub grue grug grur gubb gubu guch guer gugb guge gugg gugh gugu guhe guhr gurb gure gurg gurh gurr guru hcbc hccb hccc hcch hcgh hebb hebe hebr hech heeb heeg heer hege hegg hegh hehe herb herc here herg herr heru heue heug heur hggc hhgg hhhh hree hrrc hubb hube huch hucu huer huge hugg hugh huhu hure hurr huru huub rbbb rbbr rbgh rcbc rccb rccc rcgc rchb rcrg rebb rebe rebu recc rece rech recr recu reeb rege regr regu rehb rehe rere rerg reru reue reuu rgbe rhbg rhce rhcg rheb rhee rhue rhug rrrr rubb rube rubu ruce ruch ruer ruge rugg rugh ruhe ruhh ruhr rurc rure ruru ubbe uber ucbc uche ucrc ugcc ugcg ughe ugur uguu uher uhuh urbe urch ure- ureh urge urgh urgu urre urrh urur uuuu

bbbee be-er beber beche becue beebe beech begee begge begue begur beher behue berbe bercu berec bereg bereh berge bergh berhe berre berru beuch beuer beugh beure bheer brebu brece brech breer breg- brege bregg brere breu- brrrr bruce bruch bruer bruge brugg brugh bubbe buber buchu bucur buger bugge bugre burch burcu bureh burge burgh burgu burru buruc ccccc cebec ceber cech ceche ceere cegge cerbu cerc- cerce cerec cerer cerge cerre chech cheer chege chegg chehr chere cheru cheue chher chubb chueh chugh chur- chure churr churu crebe crece creer cregg creu- creue cruce crure cubbe cubeb cuber cubub cuche curce curch curer curre curug ebber eberg ebure eeeee egger erbbe erber erceg erech erege erere eucre eurgh eurre gberg gberu ge-hu geber gebre gebur gechu gee-h geech geere gegge gehee gerbe gerce gerre ghubb grebe grece grech grecu greer grege gregg grgur grrrr grubb grube gruch grure gubbe gubeh guber gubru guce gucer guere gugeh gughe gureh gurge gurre gurur h-e-b he-he hebbe hebe- heber heche heegh heere heger hegge herce hereg herre herur heuch heuer heugh heure hhhhh hrere hubbe huber hubur hucch huche huere huger hugge hughe huhuh hurbe hureh hurre huuru rebbe rebec rebeg reber recce reche recue recur reece reech reege reere reerh regec reger regge regur reher rehue rere- reree reuer rubee ruber rucer ruche ruegg ruere ruger rugge rughe rughh ruhub rurec u-cee uber- uchee ucheh uchuu ugrug uh-ee uh-uh uhecr uhhuh uhuru urech urger urubu uruce urucu uuuuu

bbbbbb becher becure beebee beebug beegee begec begger berbee berber berche berege berere berger berrer berube beurre bhurch breech breege breere breger bregge breuer brubru bruche brugge brughe bruree bubber bububu buchch bucher buech bugbug bugchu bugger bugher buhrer