-er b-u bbb bbc bbe bbg bbm bbo bbr bbu bcb bcc bce bcg bcm bco bcr bcu be- beb bec bee beg bem beo ber beu bgb bgc bge bgg bgm bgo bgr bgu bmb bmc bme bmg bmm bmo bmr bmu bob boc boe bog bom boo bor bou brb bre brg brm bro brr bru bub buc bue bug bum buo bur buu c-- cbb cbc cbe cbg cbm cbo cbr cbu ccb ccc cce ccg ccm cco ccr ccu ce- ceb cec cee ceg cem ceo cer ceu cgb cgc cge cgg cgm cgo cgr cgu cmb cmc cme cmg cmm cmo cmr cmu co- cob coc coe cog com coo cor cou crb crc cre crg crm cro crr cru cub cuc cue cug cum cuo cur cuu ebb ebc ebe ebg ebm ebo ebr ebu ec- ecb ecc ece ecg ecm eco ecr ecu eeb eec eee eeg eem eeo eer egb egc ege egg egm ego egr egu em- emb emc eme emg emm emo emr emu eo- eob eoc eoe eog eom eoo eor eou erb erc ere erg erm ero err eru eu- eub euc eue eug eur gbc gbe gbg gbm gbo gbr gbu gcb gcc gce gcg gcm gco gcr gcu ge- geb gec gee geg gem geo ger geu ggb ggc ggg ggm ggo ggr ggu gmb gmc gme gmg gmm gmo gmr gob goc goe gog gom goo gor gou grb grc gre grg grm gro grr gru gu- gub guc gue gug gum guo gur guu m-o m-r mbb mbc mbe mbg mbm mbo mbr mbu mc- mcb mcc mce mcg mcm mco mcr mcu meb mec mee meg mem meo mer meu mgb mgc mge mgm mgo mgr mgu mmb mmc mme mmg mmm mmo mmr mmu mob moc moe mog mom moo mor mou mrb mrc mre mrg mrm mro mrr mru mub muc mue mug mum mur muu ob- obb obc obe obg obm obo obr obu oc- ocb occ ocg ocm oco ocr ocu oeb oec oee oeg oem oeo oer ogc oge ogg ogo om- omb omc ome omg omm omo omr omu oo- oob ooc oog oom ooo oor or- orb orc ore org orm oro orr oru ou- ouc oue oum ouo our rbb rbc rbe rbg rbm rbo rbr rbu rcb rcc rce rcg rcm rco rcr rcu re- reb rec ree reg rem reo rer reu rgb rgc rge rgg rgo rgr rmb rmc rme rmg rmm rmo rmr rob roc roe rog rom roo ror rou rrb rrc rrg rrm rrr rru rub ruc rue rug rum ruo rur ruu ubb ubc ube ubg ubo ubr ubu ucb ucc uce ucg ucm uco ucr ucu ueb uec uee ueg uem uer ugb ugc uge ugg ugm ugo ugr ugu um- umb umc ume umg umm umo umr umu uob uoc uoe uog uom uoo uor ur- urb urc ure urg urm uro urr uru uuc uue uug uum uur uuu

bbbb bbcm bbeb bbgm bbmg bbrc bbrg bcbc bcbg bccc bccm bcec bcer bcor bcru bcuc bebb bebe bebo becu beeb beeg beem beer begg bego begu beme bemu beo- beor berc bere berg berm bero berr beru beur bmce bmoc bobb bobe bobo bobu boce bocm boco bocu boec boee boeo boer boge bogg bogo bomb bome bomu boob booc booe boog boom boor bor- bore borg borm boro borr boru boue boum bour brcb brce breb brec bree breg brem breo brer brmc brob broc broe brog brom broo bror brou brrm brrr bruc brue brug brum bubb bube bubo bubu bucc buce buco bucu buem buer bueu buge bugg bugo bum- bumb bur- burb bure burg burm buro burr buru c-bo cbbc cbcc cbce cbcm cbcr cbcu cbec cbee cber cbgb cbme cbre cbrm ccbc cccb cccc cccm cccu ccee ccgc ccmb ccmc ccmm ccob ccoc ccom ccrc ccre ccrg ccuc cebu cec- cece cecm ceco ceeb ceec ceem cege cego cemb ceme cemm cemr cemu ceor ceou cer- cerc cere cero cgcc cgcg cger cgmc cgro cmbc cmcc cmec cmmb cmmc cmoc cmrr cobb cobe cobo cobu coce coco cocu cogo com- comb comc come comm como comr comu coob coom cor- corb corc core corg corm coro corr coub coue cour crbc crbu crcc crce crcr cre- creb crec cree creg crem creo creu crmb crmo crob croc croe crom croo cror crub crue crug crum cub- cubb cube cucc cuce cucm cuer cum- cume curb cure curo curr ebbc ebbo ebbr ebcc eber eboe eboo ebor ebro ebru ebur ecbc ecbe eccb eccc ecce eccm ecco ecem eco- ecog ecou ecrc ecrm ecrr ecru eeee eemo eeoc eerc eerg eero egbe egbu egcc egcg egcr egec egee egem eger eggb egge eggo ego- egor egre embe embo embr emcc emco emer emeu emme emmu emor emre eore erbb erbe ercc erce ereb erec erem erer erg- ergg ergo ermc erme ermo erob eroc eroe eroo errc erre erro erub eruc erum erur eubc euer euge eumc eur- eurc eure euro gbbo gbmc gc-c gcbc gccc gcmc gcrg gebe gece geer gege gegg gego gem- gemm gemr geo- geog geom gerb gere germ gero geru geue geum gggg gmer gmme gmmr gobe gobo goce gocr goem goer gogo gomb gome gomo gomu goog goom goor gorb gore gorg gorm goro gorr gou- goug goum gour grbr grcc grce greb grec gree greg grem greu grob groc grog grom groo gror grou grrr grub grue grug grum grur gubb gubu guer gugb guge gugg gugu gumb gume gumm gumo gurb gure gurg guro gurr guru mbou mcbc mccc mcmc mcrc mcug mebe mebo mec- mecc mece meco mecr meem meer meg- mege megg mego megr megu memc meme memo memr memu meoc meor meou mer- merb merc mere merm mero meru meum mger mgrm mmcc mmcg mmcm mmmc mmmm mmor mmrc mobb mobe mobo moco mogg mogo mogu mome momo momu moob