-er b-u bbb bbe bbf bbi bbr bbt bbu be- beb bee bef bei ber bet beu bfb bfe bff bfi bfr bft bfu bi- bib bie bif bii bir bit biu brb bre brf bri brr brt bru btb bte btf bti btr btt btu bub bue buf bui bur but buu ebb ebe ebf ebi ebr ebt ebu eeb eee eef eer eet ef- efb efe eff efi efr eft eib eie eif eii eir eit eiu erb ere erf eri err ert eru etb ete etf eti etr ett etu eu- eub eue euf eui eur eut fbb fbe fbf fbi fbr fbt fbu feb fee fef fei fer fet feu ffe fff ffi ffr fft ffu fib fie fif fii fir fit fiu frb fre frf fri frr frt fru ftb fte ftf fti ftr ftt ftu fub fue fuf fui fur fut fuu i-f ibb ibe ibf ibi ibr ibt ibu ie- iee ief iei ier iet ifb ife iff ifi ifr ift ifu iib iie iif iii iir iit iiu ir- irb ire irf iri irr irt iru itb ite itf iti itt itu iu- iub iue iui iur iut rbb rbe rbf rbi rbr rbt rbu re- reb ree ref rei rer ret reu rfb rfe rff rfi rfr rft rfu rib rie rif rii rir rit rrb rrf rri rrr rrt rru rtb rte rtf rti rtr rtt rtu rub rue ruf rui rur rut ruu tbb tbe tbf tbi tbr tbt tbu te- teb tee tef tei ter tet teu tfb tfe tff tfi tfr tft tfu tib tie tif tii tir tit tiu trb tre trf tri trr trt tru ttb tte ttf tti ttr ttt ttu tub tue tuf tui tur tut tuu ubb ube ubf ubi ubr ubt ubu ueb uee uef uei uer uet ufe uff ufi ufr uft ufu uib uie uif uii uir uit uiu ur- urb ure urf uri urr urt uru utb ute utf uti utr utt utu uue uur uut uuu

bbbb bbeb bbet bebb bebe bebi beeb beef beer beet befe beff beft beir beit bere beri berr bert beru bete beti bett betu beur bftt bibb bibe bibi bieb bief bier biet bieu biff bifi birb bire biri birr birt biru bite bitt bitu breb bree bref brei brer bret brfu brie brit brrr brue brut btie btrt bttb bubb bube bubi bubu buer bueu bufe buff bufr buie buif buir buit buiu bur- burb bure buri burr burt buru but- bute buti butt ebbr eber ebit ebru ebur eeee eefe eete eetu efbr efet effi efit eft- eftu eiei eier eire eitb eiti eitr erbb erbe ereb erei erer eret erft erie erit eriu erre ertu erub erur etbr etee eter etfb etfe etre ette etti ettu etui eubi euer eufi eur- eure eurt feeb feer feet fefe feff fefi feie feir feit ferb fere ferr fert feru fete feti fetr fett fetu ffee ffff ffii ffrr fftf fibe fief fier fife fiff fifi fift fiii fire fite fiti fitt free frei fret frib frie frit frub frue fter ftii ftub fubb fubu fuet fuff fufu fuir fuit fur- fure furi furr furt fute futi futu i-be ibet ibfi ibie ibri ibtb ieet ieie iere ieri ietf iett ifbb ifer ifit ifrb ifrf ifri iiie iiii iiit iitr iitt irbe iree irer irfe irfu iri- irie irre irri irte irtf irti itbe iter itet itie itif itrf itri ittf itur iuef iuiu rbbb rbbr rebb rebe rebu reeb reef reet refe reff refi refr reft refu reif reii reir reit reiu rere reri rert reru rete reti retr rett reue reuf reut reuu rfef rib- ribe ribu rief rier riet rieu rife riff rift rifu riif rire riri rite riti ritt ritu riue rrif rrrr rtbf rtee rtei rtfb rubb rube rubi rubu ruer ruet rufe ruff ruft ruif ruit rure ruri ruru rute ruti rutt rutu tbit tbrb tebu teef teer teet teff tefi teft teie teir teiu ter- tere terf teri terr teru tete teti tetr tett tetu teut tfeb tibi tibu tie- tiee tief tiei tier tiet tiff tift tiit tiiu tirb tire tiri tirr tiru tite titi titt titu tre- tree tref trei tret treu trfr tri- trib trie trif trit trte trtr trub true trut truu ttbb tter ttff tttt tubb tube tubr tubu tuei tuer tuet tufe tuff tufi tuft tufu tuit tuiu turb ture turf turi turr turt turu tute tuti tutt tutu u-ie ubbe ubbi uber ubet ubii ubir ubit ubtf ueir ufer uffe uirr urbe urbi ure- uret urfe urff urfi urft urib urie urif uriu urre urri urte urur urut uter utri utti uttu uuri uutf uuuu

-tree bbbee be-er beber bebti beebe beeft beeri beete beeut beffe befie befit befur beibi beier beife beire beite berbe berei beret berie berit beriu berre berri berru berte berti betee beter betie betre bett- bette betti beuer beure beute bibbe biber bibie bibri biebe biefe biere bieri biert bieti bifer biffi birie birur biter bitit bitru bitte bitti biure brebu breef breer breet breit brere brett breu- bribe brief brier brifu brite britt brrrr bruer bruet bruff bruit bruiu bruri brute btr-t bubbe buber bufet buffe buffi buire buret burfi burie burri burru burte burtt burut buter butit butte butut e-fit ebber ebbet ebbie ebert ebibe ebure eeeee eerie eetti ef-tu efere eferi efetf effer effet effie efrei efter efuru efutu eirie eiter eitri erbbe erber erere erier eriff erite eritu errtu erte erter etete etite etree etter ettie eturu eubie eurre febre feere feier feret ferie ferit ferr- ferre ferri ferte feter feti- fetii fetir fette feuer feute fiber fibr- fibre fieee fieri fifer fifie firee firei firer firie firit firre fitit fitri fitte freei freer freet freir freit frere frett freur frier frite fritt fruit frute ftrtt fu-fu fuite furie furir futur i-bet ibbur ibert ibeti iebet ieiri ierei iette if-- ifere iffet ifrit ifttt iiiee iiiii iitti irbit