-er b-u bbb bbe bbi bbm bbr bbt bbu be- beb bee bei bem ber bet beu bi- bib bie bii bim bir bit biu bmb bme bmi bmm bmr bmt bmu brb bre bri brm brr brt bru btb bte bti btm btr btt btu bub bue bui bum bur but buu ebb ebe ebi ebm ebr ebt ebu eeb eee eem eer eet eib eie eii eim eir eit eiu em- emb eme emi emm emr emt emu erb ere eri erm err ert eru etb ete eti etm etr ett etu eu- eub eue eui eur eut ibb ibe ibi ibm ibr ibt ibu ie- iee iei iem ier iet iib iie iii iim iir iit iiu im- imb ime imi imm imt imu ir- irb ire iri irm irr irt iru itb ite iti itm itt itu iu- iub iue iui ium iur iut m-r mbb mbe mbi mbm mbr mbt mbu meb mee mei mem mer met meu mi- mib mie mii mim mir mit miu mmb mme mmi mmm mmr mmt mmu mrb mre mri mrm mrr mrt mru mtb mte mti mtm mtr mtt mtu mub mue mui mum mur mut muu rbb rbe rbi rbm rbr rbt rbu re- reb ree rei rem rer ret reu rib rie rii rim rir rit rmb rme rmi rmm rmr rmt rrb rri rrm rrr rrt rru rtb rte rti rtm rtr rtt rtu rub rue rui rum rur rut ruu tbb tbe tbi tbm tbr tbt tbu te- teb tee tei tem ter tet teu tib tie tii tim tir tit tiu tmb tme tmi tmm tmr tmt tmu trb tre tri trm trr trt tru ttb tte tti ttm ttr ttt ttu tub tue tui tum tur tut tuu ubb ube ubi ubr ubt ubu ueb uee uei uem uer uet uib uie uii uim uir uit uiu um- umb ume umi umm umr umt umu ur- urb ure uri urm urr urt uru utb ute uti utm utr utt utu uue uum uur uut uuu

bbbb bbeb bbet bebb bebe bebi beeb beem beer beet beim beir beit beme bemu bere beri berm berr bert beru bete beti bett betu beur bibb bibe bibi bieb bier biet bieu birb bire biri birr birt biru bite bitt bitu bmir bmmi breb bree brei brem brer bret brie brim brit brrm brrr brue brum brut btie btrt bttb bubb bube bubi bubu buem buer bueu buie buir buit buiu bum- bumb bur- burb bure buri burm burr burt buru but- bute buti butt ebbr eber ebit ebru ebur eeee eete eetu eiei eier eime eimi eire eitb eiti eitm eitr embe embi embr emer emet emeu emii emim emir emit emme emmi emmu emre emte erbb erbe ereb erei erem erer eret erie erim erit eriu erme erre ertu erub erum erur etbr etee etem eter etim etre etrm ette etti ettu etui eubi euer eur- eure eurt i-be ibbm ibet ibie ibim ibri ibtb ieet ieie ieme iere ieri ietm iett iiie iiii iiit iitm iitr iitt iium imbe imbi imer imet imir imit imme immi immt imre imri imrr imue irbe irbm iree irem irer iri- irie irre irri irte irti itbe item iter itet itie itim itme itri itum itur iuiu mbim mebe meem meer meet meir meit meme memr memu mer- merb mere meri merm mert meru met- mete meti mett metu meum miee miem mier miet mieu miii miit mim- mime mimi mire miri mirr mirt miru mit- mitb mite miti mitm mitt mitu miui mmii mmmm mrbb mrbm mreb mree mrtm mrtt mtre mtrr mttr mube mubi muee muet muie muir muit mume mumm mumu mure muri murr murt muru mute muti mutt mutu muut rbbb rbbr rebb rebe rebu reeb reem reet reii reim reir reit reiu reme remi rere reri rert reru rete reti retr rett reue reut reuu rib- ribe ribu riem rier riet rieu rime rimi rimm rimu rire riri rite riti ritt ritu riue rmtu rrrr rrum rtee rtei rtmi rubb rube rubi rubu ruer ruet ruit rumb rume rumi rumm rumt rure ruri ruru rute ruti rutt rutu tbit tbrb tebu teem teer teet teie teim teir teiu teme temu ter- tere teri term terr teru tete teti tetr tett tetu teut tibi tibu tie- tiee tiei tier tiet tiit tiiu time timi timm timu tirb tire tiri tirr tiru tite titi titt titu tium tmbr tmtt tre- tree trei trem tret treu tri- trib trie trim trit trmb trmi trmu trte trtr trub true trut truu ttbb tter ttim tttt tubb tube tubr tubu tuei tuer tuet tuim tuit tuiu tumb tume tumi tumu turb ture turi turm turr turt turu tute tuti tutt tutu tuum u-ie ubbe ubbi uber ubet ubii ubir ubit ueir uirr umb- umbe umbi umer umet umit umri umut urbe urbi ure- uret urib urie urim uriu urmi urre urri urte urum urur urut uter utmb utri utti uttu uuri uuuu

-tree bbbee be-er beber bebti beebe beeri beete beeut beibi beier beire beite bembe bemer bemet berbe berei beret berie berim berit beriu berme berre berri berru berte berti berum betee beter betie betim betre bett- bette betti beuer beure beute bibbe biber bibie bibri biebe biere bieri biert bieti birie birme birmi birum birur biter bitit bitru bitte bitti biure bmiii brebu breem breer breet breim breit breme bremm brere brett breu- bribe brier brime brimm brite britt brmmm brrrr bruer bruet bruit bruiu brume brumm bruri brute btr-t bubbe buber buire bumbu bumme buret burie burim burri burru burte burtt burut buter butit butme butte butut buumi ebber ebbet ebbie ebert ebibe ebure eeeee eerie eetti eirie eiter eitri embee ember embue emeer emere emeri emert emiri emite emmer emmet emmie emtee emure erbbe erber erem- erere erier erimi erite eritu ermir ermit errtu erte erter etete etite etree etter ettie eturu eubie eum-u eurre i-bet i-m-r ibbur ibert ibeti ibmer iebet ieiri