-er -ol b-u bbb bbc bbe bbg bbl bbm bbo bbr bbu bcb bcc bce bcg bcl bcm bco bcr bcu be- beb bec bee beg bel bem beo ber beu bgb bgc bge bgg bgl bgm bgo bgr bgu blb blc ble blg bll blm blo blr blu bmb bmc bme bmg bml bmm bmo bmr bmu bob boc boe bog bol bom boo bor bou brb bre brg brl brm bro brr bru bub buc bue bug bul bum buo bur buu c-- cbb cbc cbe cbg cbl cbm cbo cbr cbu ccb ccc cce ccg ccl ccm cco ccr ccu ce- ceb cec cee ceg cel cem ceo cer ceu cgb cgc cge cgg cgl cgm cgo cgr cgu cl- clb clc cle clg cll clm clo clr clu cmb cmc cme cmg cml cmm cmo cmr cmu co- cob coc coe cog col com coo cor cou crb crc cre crg crl crm cro crr cru cub cuc cue cug cul cum cuo cur cuu ebb ebc ebe ebg ebl ebm ebo ebr ebu ec- ecb ecc ece ecg ecl ecm eco ecr ecu eeb eec eee eeg eel eem eeo eer egb egc ege egg egl egm ego egr egu elb elc ele elg ell elm elo elr elu em- emb emc eme emg eml emm emo emr emu eo- eob eoc eoe eog eol eom eoo eor eou erb erc ere erg erl erm ero err eru eu- eub euc eue eug eul eur gbc gbe gbg gbl gbm gbo gbr gbu gcb gcc gce gcg gcl gcm gco gcr gcu ge- geb gec gee geg gel gem geo ger geu ggb ggc ggg ggm ggo ggr ggu glb glc gle glg gll glm glo glr glu gmb gmc gme gmg gml gmm gmo gmr gob goc goe gog gol gom goo gor gou grb grc gre grg grl grm gro grr gru gu- gub guc gue gug gul gum guo gur guu lbb lbc lbe lbg lbl lbm lbo lbr lbu lcb lcc lce lcg lcl lcm lco lcr lcu leb lec lee leg lel lem leo ler leu lgb lgc lge lgg lgl lgm lgo lgr lgu llb llc lle llg lll llm llo llr llu lmb lmc lme lmg lml lmm lmo lmr lmu lob loc loe log lol lom loo lor lou lrb lrc lrg lrm lro lrr lru lub luc lue lug lul lum luo lur luu m-o m-r mbb mbc mbe mbg mbl mbm mbo mbr mbu mc- mcb mcc mce mcg mcl mcm mco mcr mcu meb mec mee meg mel mem meo mer meu mgb mgc mge mgl mgm mgo mgr mgu mlb mlc mle mlg mll mlm mlo mlr mlu mmb mmc mme mmg mml mmm mmo mmr mmu mob moc moe mog mol mom moo mor mou mrb mrc mre mrg mrl mrm mro mrr mru mub muc mue mug mul mum mur muu ob- obb obc obe obg obl obm obo obr obu oc- ocb occ ocg ocl ocm oco ocr ocu oeb oec oee oeg oel oem oeo oer ogc oge ogg ogl ogo olb olc ole olg oll olm olo olu om- omb omc ome omg oml omm omo omr omu oo- oob ooc oog ool oom ooo oor or- orb orc ore org orl orm oro orr oru ou- ouc oue oul oum ouo our rbb rbc rbe rbg rbl rbm rbo rbr rbu rcb rcc rce rcg rcl rcm rco rcr rcu re- reb rec ree reg rel rem reo rer reu rgb rgc rge rgg rgo rgr rlc rle rlg rll rlm rlo rlr rlu rmb rmc rme rmg rml rmm rmo rmr rob roc roe rog rol rom roo ror rou rrb rrc rrg rrl rrm rrr rru rub ruc rue rug rum ruo rur ruu ubb ubc ube ubg ubl ubo ubr ubu ucb ucc uce ucg ucl ucm uco ucr ucu ueb uec uee ueg uel uem uer ugb ugc uge ugg ugl ugm ugo ugr ugu ulb ulc ule ulg ull ulm ulo ulr ulu um- umb umc ume umg uml umm umo umr umu uob uoc uoe uog uol uom uoo uor ur- urb urc ure urg url urm uro urr uru uuc uue uug uum uur uuu

bbbb bbcm bbeb bbgm bblb bbmg bbrc bbrg bcbc bcbg bccc bccl bccm bcec bcer bcor bcru bcuc bebb bebe bebo becu beeb beeg beel beem beer begg bego begu bele belg bell belm belo belu beme bemu beo- beor berc bere berg berm bero berr beru beur blcu bleb blee bleg blem bleo bleu blme blob bloc blog blom bloo blou blrc blrg blub blue blum blur bmce bmoc bobb bobe bobo bobu boce bocm boco bocu boec boee boel boeo boer boge bogg bogo bole bolg boll bolm bolo bolu bomb bome bomu boob booc booe boog bool boom boor bor- bore borg borm boro borr boru boue boul boum bour brcb brce breb brec bree breg brel brem breo brer brmc brob broc broe brog brol brom broo bror brou brrm brrr bruc brue brug brum bubb bube bubo bubu bucc buce buco bucu buel buem buer bueu buge bugg bugo bulb bule bulg bull bulu bum- bumb buol bur- burb bure burg burl burm buro burr buru c-bo cbbc cbcc cbce cbcl cbcm cbcr cbcu cbec cbee cber cbgb cblb cblc cbme cbol cbre cbrl cbrm ccbc cccb cccc cccl cccm cccu ccee ccel ccgc cclc cclg cclm ccmb ccmc ccmm ccob ccoc ccom ccrc ccre ccrg ccrl ccuc cebu cec- cece cecm ceco ceeb ceec ceel ceem cege cego cel- celc cele cell celo cemb ceme cemm cemr cemu ceol ceor ceou cer- cerc cere cerl cero cgcc cgcg cgel cger cgmc cgro clec clee cleg clem cleo cler cleu clmg clob cloe clog clom cloo clor clou clro club clue clum cmbc cmcc cmec cmll cmmb cmmc cmml cmoc cmrr cobb cobe cobo cobu coce coco cocu coel cogo