-er bbb bbe bbm bbn bbr bbt be- beb bee bem ben ber bet bmb bme bmm bmn bmr bmt bnb bne bnn bnr bnt brb bre brm brn brr brt btb bte btm btn btr btt ebb ebe ebm ebn ebr ebt eeb eee eem een eer eet em- emb eme emm emn emr emt en- enb ene enm enn enr ent erb ere erm ern err ert etb ete etm etn etr ett m-r mbb mbe mbm mbr mbt meb mee mem men mer met mmb mme mmm mmn mmr mmt mnb mne mnm mnn mnr mnt mrb mre mrm mrn mrr mrt mtb mte mtm mtn mtr mtt nbb nbe nbm nbn nbr nbt ne- neb nee nem nen ner net nmb nme nmm nmn nmr nmt nnb nne nnm nnn nnt nrb nre nrm nrn nrr nrt ntb nte ntm ntn ntr ntt rbb rbe rbm rbn rbr rbt re- reb ree rem ren rer ret rmb rme rmm rmn rmr rmt rnb rnm rnn rnr rnt rrb rrm rrn rrr rrt rtb rte rtm rtn rtr rtt tbb tbe tbm tbn tbr tbt te- teb tee tem ten ter tet tmb tme tmm tmn tmr tmt tnb tne tnm tnn tnr tnt trb tre trm trn trr trt ttb tte ttm ttn ttr ttt

-ene bbbb bbeb bbet bebb bebe beeb beem been beer beet beme bene benn bent bere berm bern berr bert bete bett bner bnet bnrr bntm breb bree brem bren brer bret brrm brrr bten btrt bttb ebbr eben eber eeee eent eete embe embr emen emer emet emme emne emre emte enb- enbn enbr enee enem ener enne ent- ente entr erbb erbe ereb erem eren erer eret erme erne erre etbr etee etem eten eter etne etnr etre etrm ette ettn mebe meem meen meer meet meme memr men- mene menn ment mer- merb mere merm mern mert met- mete mett mmen mmmm mnbb mnem mnet mntb mntn mrbb mrbm mreb mree mren mrtm mrtn mrtt mtnt mtre mtrr mttr nber nebb nebe nebn nebr neeb neem neen neer neet nem- neme nemn nene nent nere nerm nerr nert net- netb nete nett nm-e nmnt nmtb nnmt nnnn nntn nrem nren nter nttm nttr rbbb rbbr rebb rebe reeb reem reen reet reme remn rene renn rent rere rert rete retr rett rnbr rnnt rrrr rtee tbrb teem teen teer teet teme tenb tene tenn tent ter- tere term tern terr tete tetr tett tmbr tmen tmnt tmtt tneb tre- tree trem tren tret trmb trte trtr ttbb tten tter tttt

-tree bbbee be-er beber beebe beene beete bembe bemer bemet bene- benet benne berbe beren beret berme berne bernt berre berte betee beten beter betne betre bett- bette breem breen breer breet breme bremm brene brenn brent brere brett brmmm brrrr btr-t e-ten ebber ebbet ebene ebern ebert ebner eeeee eener eenet eeten embee ember emeer emere emert emmen emmer emmet emnem emtee enent enete enmer ennet enten enter entre erbbe erben erber ereen erem- erere ernen ernet erte erter etern etete etnre etree etten etter m-net mbebe mbere mbret mebbe meene meere meete membe memer menem menen mener menet menne mente merer meret merre merte meten meter metr- metre metrn mette mmmmm mnem- mneme mrmet mt-te mt-tm mt-tn mt-tr mt-tt mtree neber nebet neeme neere nembe nemen nenem nente neree neret nerre nerte neten netne nette nnebe ntete rebbe reber rebet reeme reene reere remee remen remer remet renee rener renet renne rente rere- reree reret retee retem reter retnr rette rmnmn rnmnt rtenn t-men tbtbt teber tebet teeme tembe temne tenen tener tenet tenne tente terem teret terme terne terre tert- teten teter tetr- tette tntnt treen treer treet treme trene trent trere trete trett ttnet ttttt

b-tree bbbbbb beebee beebem beembe beemen beemer beerme beerne beeter bemeet bement bemete benben beneme benete benett benner bennet bentee benter berbee berber bereet berene berere bermet berner bernet berrer berret bertem bertre beteem betere betete bettee betten better breere bremen bremer brener brenne brette ebbert eebree embnet embree emeere emeter emmene emmert emmett enbene enteer enteme entent enter- entere enterm entete entre- entree entrer erbent erbree erenet ernee errett eterne m-tree mbembe meeten meeter meetme meetre member membre mememe memere meneen meneer mennen mentee merete mermen mermer mermet merner merrem merren merret merten merter meteer metnet metrer metten metter mettet nberet nebber neener nemrem nerrer netmen netter r-tree rebent remeet remene rement remete renner rennet renren rentee renter rerent reteer reteet retene retent retere reterm retree retret retter t-tree teebee teemer teener teerme teetee teeter tembre temene temere tenent tenner tennet tenten tenter tereen terene terete termen termer terner terren terrer terret terter tertre tetete tetter tntnet treben treene treete tremet trenet trenne trente tretee trette ttrent

bbbbbbb beernem beetree bennent bennett berbere berente bernete berrett bertree bertren betemme brember bremete bremmer bremner brenner bretten e-meter ebenebe eemmeer emebert entebbe entebee enteere entente enterer enterre entrete meereen meerten memmert menemen merenre mereret merrett merteen mertert meteren metreme metrete neb-neb nenette net-net r-meter re-ment reenter reentre rembert remeber renenet renette rennere rennert rennett rentree reteere reterre retrete rettert ten-mer tenenet tenente tennent terere terment terreen terreer terrene terrere tettete treetee tremmen tretten trettre

bbbbbbbb bebetter beertent berebere berenett betterer bremette e-mentee ebbermen embetter emmetten entremet erembert etbetter menemene meremere mertenet re-enter re-entre remember remembre remenbre remenent renterer tenement tenterer terebene terenten tremembe treneere trenette

beebeebee emmermeer entermete tebe-tebe tenere tennement trntrntrn

betterbeer entermeene entermeter mememememe mertenette mettembert rememberer rememberme tenementer tentretene

bene-merent bennettbent

embetterment mmmmmmmmmmmm ternterntern

bbbbbbbbbbbbbbb