-er b-u bbb bbc bbe bbl bbn bbr bbu bcb bcc bce bcl bcn bcr bcu be- beb bec bee bel ben ber beu blb blc ble bll bln blr blu bnb bnc bne bnl bnn bnr bnu brb bre brl brn brr bru bub buc bue bul bun bur buu c-- cbb cbc cbe cbl cbn cbr cbu ccb ccc cce ccl ccn ccr ccu ce- ceb cec cee cel cen cer ceu cl- clb clc cle cll cln clr clu cn- cnb cnc cne cnl cnn cnr cnu crb crc cre crl crn crr cru cub cuc cue cul cun cur cuu ebb ebc ebe ebl ebn ebr ebu ec- ecb ecc ece ecl ecn ecr ecu eeb eec eee eel een eer elb elc ele ell eln elr elu en- enb enc ene enl enn enr enu erb erc ere erl ern err eru eu- eub euc eue eul eun eur lbb lbc lbe lbl lbr lbu lcb lcc lce lcl lcn lcr lcu leb lec lee lel len ler leu llb llc lle lll lln llr llu lnb lnc lne lnl lnn lnr lnu lrb lrc lrn lrr lru lub luc lue lul lun lur luu nbb nbc nbe nbl nbn nbr nbu ncb ncc nce ncl ncn ncr ncu ne- neb nec nee nel nen ner neu nlb nlc nle nll nln nlr nlu nnb nnc nne nnl nnn nnu nrb nrc nre nrl nrn nrr nru nub nuc nue nul nun nur nuu rbb rbc rbe rbl rbn rbr rbu rcb rcc rce rcl rcn rcr rcu re- reb rec ree rel ren rer reu rlc rle rll rln rlr rlu rnb rnc rnn rnr rnu rrb rrc rrl rrn rrr rru rub ruc rue run rur ruu ubb ubc ube ubl ubn ubr ubu ucb ucc uce ucl ucn ucr ucu ueb uec uee uel uen uer ulb ulc ule ull uln ulr ulu un- unb unc une unl unn unr unu ur- urb urc ure url urn urr uru uuc uue uun uur uuu

-ene bbbb bbeb bblb bbrc bcbc bccc bccl bcec bcer bcnu bcru bcuc bebb bebe becu beeb beel been beer bele bell belu bene benn benu berc bere bern berr beru beur blcu bleb blee bleu blrc blub blue blur bner bnrr brcb brce breb brec bree brel bren brer brrr bruc brue brun bubb bube bubu bucc buce bucu buel buen buer bueu bulb bule bull bulu bunb bune bunn bunu bur- burb bure burl burn burr buru cbbc cbcc cbce cbcl cbcn cbcr cbcu cbec cbee cber cblb cblc cbln cbre cbrl cbrn ccbc ccbn cccb cccc cccl cccu ccee ccel cclc ccnb ccnc ccne ccnr ccnu ccrc ccre ccrl ccuc cebu cec- cece ceeb ceec ceel cel- celc cele cell cen- cene cer- cerc cere cerl cern clec clee cler cleu club clue clun cnbc cnbl cnel cnrc cnrr crbc crbu crcc crce crcr cre- creb crec cree cren creu crne crub crue crun cub- cubb cube cucc cuce cucn cuer culb culc cule cull cune curb cure curl curn curr e-cl ebbc ebbr ebcc ebel eben eber ebru ebul ebur ecbc ecbe eccb eccc ecce eccl ecne ecrc ecrl ecrr ecru eeee eele eerc el-b elbe elbu elcb elce elec elee elen eler elle ellu elne elue elul enb- enbn enbr ence encl enee enel ener ennc enne ennu enue enur erbb erbe ercc erce ereb erec erel eren erer erle erll erne errc erre erub eruc erur eubc euer eule eur- eurc eure lbcc lblr lcbc lccc lcce lcer lcrl le-u lebu lece leel leen leer lele lell lelu lene lenn lerc lere lern leuc leun leur llcc lleu lllc llll lncr lner lrne lrrc lrrr lube luce luer lule lull lulu lune lunn lure nbbc nbcc nber ncbc nccc nccn nccr nccu ncec ncee ncel ncen ncer nclc ncln nclr ncnc ncrc ncre ncue nebb nebe nebn nebr nebu necc nece necr neeb neel neen neer nelc nele nell nene nenu nerc nere nerl nerr neru neuc neue neun neur neuu nlcc nlec nler nlrb nnnn nren nrlb nrrc nrrl nubc nube nubl nuce nucu nuee nuel nuer nule null nunc nune nunn nurc nure nurl nurn nurr nuru rbbb rbbr rbcl rble rcbc rccb rccc rcle rcnl rcnr rebb rebe rebu recc rece recr recu reeb reel reen relb rele rell rene renn renu rere reru reue reul reuu rlee rleu rnbr rrle rrrr rrun rubb rube rubu ruce ruel ruen ruer rule rull runc rune runn rurc rure ruru ruun ubbe uber uble ucbc ucel ucrc uele uell ulbc ulcc uleb ulee ulen ulle ullr ulne ulul unbe uncc unce uncl uneb unec unee unen uner unle unne urbe ure- urle urne urre urun urur uuen uulu uuuu

bbbee bcell be-er bebel beber becel becue beebe beele beene belce belec belee belen bellb belle belue belur bence bene- benne bennu benue benun benur berbe bercu berec berel beren berle berne berre berru berun beuer beule beure bleen bleer blere bleue bluer blurb blure blurr brebu brece breel breen breer brell brene brenn brere breu- brrrr bruce bruen bruer brule brull brune brunn bruun bubbe buben buber buble bucur buell bulb- bulen bull- bulle bulul bulun bunce bunne bunun burcu burel buren burle burn- burne burru buruc burun cblue ccccc ccell ccrcl ccrel cebec ceber cecun ceele ceene ceere celeb celer cell- celle cence cenel ceneu cerbu cerc- cerce cerec ceren cerer cerne cerre cleen cleer clene clerc clere clubb clue- cluer clune clurr cneru cnnnn crebe crece creel creen creer crele crell cren- creu- creue creul crnce crnec crner crrel cruce cruel crule crull crune crure cubbe cubeb cubel cuber cubub culbe culle cullu culur cunel cunne curce curel curer curle curll curlu curre cuuel ebber ebble ebell ebene eberl ebern eblul ebner ebull ebure eccen eccle eeeee eeler eence eener elben elele elene ellel ellen eller ellul elnec elrec elren elulu eluru enbun encre encur enlen enure enurn erbbe