-er b-u bbb bbe bbm bbn bbr bbt bbu be- beb bee bem ben ber bet beu bmb bme bmm bmn bmr bmt bmu bnb bne bnn bnr bnt bnu brb bre brm brn brr brt bru btb bte btm btn btr btt btu bub bue bum bun bur but buu ebb ebe ebm ebn ebr ebt ebu eeb eee eem een eer eet em- emb eme emm emn emr emt emu en- enb ene enm enn enr ent enu erb ere erm ern err ert eru etb ete etm etn etr ett etu eu- eub eue eun eur eut m-r mbb mbe mbm mbr mbt mbu meb mee mem men mer met meu mmb mme mmm mmn mmr mmt mmu mnb mne mnm mnn mnr mnt mnu mrb mre mrm mrn mrr mrt mru mtb mte mtm mtn mtr mtt mtu mub mue mum mun mur mut muu nbb nbe nbm nbn nbr nbt nbu ne- neb nee nem nen ner net neu nmb nme nmm nmn nmr nmt nmu nnb nne nnm nnn nnt nnu nrb nre nrm nrn nrr nrt nru ntb nte ntm ntn ntr ntt ntu nub nue num nun nur nut nuu rbb rbe rbm rbn rbr rbt rbu re- reb ree rem ren rer ret reu rmb rme rmm rmn rmr rmt rnb rnm rnn rnr rnt rnu rrb rrm rrn rrr rrt rru rtb rte rtm rtn rtr rtt rtu rub rue rum run rur rut ruu tbb tbe tbm tbn tbr tbt tbu te- teb tee tem ten ter tet teu tmb tme tmm tmn tmr tmt tmu tnb tne tnm tnn tnr tnt trb tre trm trn trr trt tru ttb tte ttm ttn ttr ttt ttu tub tue tum tun tur tut tuu ubb ube ubn ubr ubt ubu ueb uee uem uen uer uet um- umb ume umm umn umr umt umu un- unb une unm unn unr unt unu ur- urb ure urm urn urr urt uru utb ute utm utn utr utt utu uue uum uun uur uut uuu

-ene bbbb bbeb bbet bebb bebe beeb beem been beer beet beme bemu bene benn bent benu bere berm bern berr bert beru bete bett betu beur bner bnet bnrr bntm breb bree brem bren brer bret brrm brrr brue brum brun brut bten btrt bttb bubb bube bubu buem buen buer bueu bum- bumb bunb bune bunn bunt bunu bur- burb bure burm burn burr burt buru but- bute butt ebbr eben eber ebru ebur eeee eent eete eetu embe embr emen emer emet emeu emme emmu emne emre emte enb- enbn enbr enee enem ener enne ennu ent- ente entr enue enum enur enut erbb erbe ereb erem eren erer eret erme erne erre ertu erub erum erur etbr etee etem eten eter etne etnr etre etrm ette ettn ettu etun euer eur- eure eurt mebe meem meen meer meet meme memr memu men- mene menn ment menu mer- merb mere merm mern mert meru met- mete mett metu meum mmen mmmm mmun mnbb mnem mnet mntb mntn mrbb mrbm mreb mree mren mrtm mrtn mrtt mtnt mtre mtrr mttr mube muee muet mume mumm mumu mune munn munt munu mure murn murr murt muru mute mutt mutu muut nber nebb nebe nebn nebr nebu neeb neem neen neer neet nem- neme nemn nemu nene nent nenu nere nerm nerr nert neru net- netb nete nett neue neum neun neur neut neuu nm-e nmnt nmtb nnmt nnnn nntn nrem nren nter nteu ntnu ntru nttm nttr nube nuee nuer numb nume numm numt numu nune nunn nunt nure nurn nurr nurt nuru nute nutt nutu rbbb rbbr rebb rebe rebu reeb reem reen reet reme remn rene renn rent renu rere rert reru rete retr rett reue reut reuu rmtu rnbr rnnt rnut rrrr rrum rrun rtee rubb rube rubu ruen ruer ruet rumb rume rumm rumt rune runn runt rure ruru rute rutt rutu ruun tbrb tebu teem teen teer teet teme temu tenb tene tenn tent tenu ter- tere term tern terr teru tete tetr tett tetu teut tmbr tmen tmnt tmtt tneb tnut tre- tree trem tren tret treu trmb trmu trte trtr trub true trun trut truu ttbb tten tter tttt tubb tube tubr tubu tuen tuer tuet tumb tume tumu tunb tune tunn tunu turb ture turm turn turr turt turu tute tutt tutu tuum ubbe uber ubet umb- umbe umer umet umut unbe uneb unee unen uner unmr unne untb unte unum unut urbe ure- uret urne urre urte urum urun urur urut uter utmb utne uttu uuen uuuu

-tree bbbee be-er beber beebe beene beete beeut bembe bemer bemet bene- benet benne bennu benue benun benur benut berbe beren beret berme berne bernt berre berru berte berum berun betee beten beter betne betre bett- bette beuer beure beute brebu breem breen breer breet breme bremm brene brenn brent brere brett breu- brmmm brrrr bruen bruer bruet brume brumm brune brunn brunt brute bruun btr-t bubbe buben buber bumbu bumme bunne bunte bunun bunut buren buret burn- burne burnt burru burte burtt burun burut buten buter butme butte butut e-ten ebber ebbet ebene ebern ebert ebner ebure eeeee eener eenet eeten embee ember embue embun emeer emere emert emmen emmer emmet emnem emtee emure enbun enent enete enmer enmun ennet enrum enrut enten enter entre enure enurn erbbe erben erber ereen erem- erere ernen ernet errtu erte erter ertun etern etete etnre etree etrun etten etter eturu eum-u eunet eurre m-net mbebe mbere mbret mbube mburu mebbe meemu meene meere meete membe memer menem menen mener menet menne mente mentu merer meret merre merte merur meten meter metr- metre metrn mette metur meuer meure meute mmmmm mnem- mneme mreru mrmet mt-te mt-tm mt-tn mt-tr mt-tt mtree mtume mumbe mumme mummu mumun munen munne munnt munte muren muret mureu murre murru murum murut muter mutet mutne mutum neber nebet nebtu neeme neere neetu nembe nembu nemen nenem nente neree neret