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bbbb bbeb bbet bbrg bebb bebe beeb beeg beer beet begg behr bere berg berr bert bete beth bett betz beze bght bher bhet bhrt breb bree breg brer bret brez brrr btrt bttb bzer bzzt bzzz ebbr eber eeee eerg eete eeth eeze egbe egee eger eggb egge eggh eghe eghh egre egte eheh eher ehre ehte erbb erbe ereb erer eret erez erg- ergg ergh erre erth ertz etbr etee eter eth- ethe etre ette ezer gebe geer geet geez gege gegg geht gerb gere gert getb gete getg geth gett getz ggbt gggg gghg ghee gheg grbr greb gree greg gret grez grrr gtbr hebb hebe hebr heeb heeg heer heet hege hegg hegh hehe herb here herg herr hert herz hete heth hett hetz heze hhgg hhhh hree hrtb hrte htet httr rbbb rbbr rbgh rebb rebe reeb reet rege regr regt rehb rehe reht rere rerg rert rete reth retr rett retz reze rezh rgbe rgtr rhbg rheb rhee rhet rrrr rtee tbrb teer teet teez tegg tegh tegt tehr ter- tere terr tete teth tetr tett tetz tezz the- theb thee ther thet thre thtb thtr tre- tree treg tret trez trge trte trtr ttbb tter tttt tzzt zber zebe zegg zerg zert zete zeze zhee zrze zzhz zzzz

-tree bbbee be-er beber beebe beete beeth beez begee beget begge beher behet berbe bereg bereh beret berge bergh berhe berre berte berth berze betee beter bethe betre bett- bette bezer bheer breer breet breg- brege bregg brere breth brett bretz breze brrrr brzeg btr-t bzzzt ebber ebbet eberg ebert eeeee egger egret ehret erbbe erber erege erere eretz erte erter erthe etete ether etree etter gberg geber gebet gebre gebze gee-h geere geert geete geeze gegge gehee gerbe gerre gerth gertt gertz gerze getee geter gethe gette gezer gheet grebe greer greet grege gregg grete greth grett gretz grrrr h-e-b he-he hebbe hebe- heber heegh heere heete heeze heger hegge heght hehte hereg herez herre herte herth hertz heter hethe hette hgttg hheth hhhhh hrere hthrt htree rebbe rebeg reber rebet reege reere reerh reeth reetz reeze reger reget regge regtt reher rehet rere- reree reret rerez retee reter rethe retrg rette rhett tbtbt teber tebet teege teeth teght tegre tehee teret terge terre tert- teter tethe tetr- tette thebe theeb theer thegh thegr ther- there thete theth theze thre- three thret treer treet treg- trere trete trett ttttt tzere z-ter zberg zebre zegge zeher zerbe zereg zerre zrbtt zzzzz

b-tree bbbbbb beebee beegee beerze beeter beezer begger behete behter berbee berber bereet berege berere berger berhet berrer berret berthe bertre betere betete bettee better betzet bezeth breege breere breeth breeze breger bregge brethe brette bthree bzhete ebbert ebbeth eebree eez-eh egbere egbert eggert erbree erreth errett etgert ethere ethete etrez gbegbe gebbet gebert geegee geertz geezer gegger gerber gerege gerger gerret gerthe gertte gether getter gheber ghebre greete greetz greeze greger gregge gregre greter grethe grette gteter heberg hebete heebee heeger heehee heeter hehehe hehheh herber herbet herge herger herget herher herter herthe heter- hether hetter hetzer hezreh hhgttg r-tree regehr regret rehber rehete reteer reteet retere rether retree retret retter t-tree te-hee tebeth teebee teehee teerth teetee teeter teethe tegher terete terrer terret terter tertre terzet tetete tethee tether tetteh tetter theegg thetee thethe thgttg threeg threet threte thrett treete treget trehet tretee trette tzetze zeebee zegrze zehrer zerbet zertz zezere zheger

bbbbbbb beetree beggeth begreet beheter berbere berehet bergere bergger bergher berrett berrghe berther berthet berthez bertree betberg betbeze bethere betterh betteth bettger betther bregger brether egeberg eggerth egrette erbherr ethbete gebette gee-gee gerbert getteth greetee greeter gregger gregree grgeteg hebert hee-hee heggere herbere herbert herrere hhgregg rebberg reeberg regreet rehberg reteere reterre retrete rettert tee-hee teether tehzeeb terere tergett terreer terrere tettete thebeeb thether threete threeth thrette trebez trebget treetee tregerg trettre zbereze zerbert

bbbbbbbb bebetter beerberg begetter beheeter berebere bergeret betterer eggteeth eggther erezee etbetter etherege gerettet gergereh getrhett getthere greegree greeteth herbergh herbetet herehere herzberg het-hert re-beget rehberge theberge treberth trezerer

beebeebee begetteth bettereth eggerberg eghezee getbetter hegerberg herberger hertzberg regretter tebe-tebe terbregge thetttttt

bergerette betterbeer herbergere regretteth therethere treherbert zetterberg

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