-er -ji b-u bbb bbe bbg bbi bbr bbt bbu be- beb bee beg bei ber bet beu bgb bge bgg bgi bgr bgt bgu bi- bib bie big bii bij bir bit biu bjg bji bjj bjr bjt bju brb bre brg bri brj brr brt bru btb bte btg bti btr btt btu bub bue bug bui buj bur but buu ebb ebe ebg ebi ebj ebr ebt ebu eeb eee eeg eer eet egb ege egg egi egr egt egu eib eie eig eii eij eir eit eiu eji ejt eju erb ere erg eri err ert eru etb ete etg eti etj etr ett etu eu- eub eue eug eui euj eur eut gbe gbg gbi gbj gbr gbt gbu ge- geb gee geg gei ger get geu ggb ggg ggi ggj ggr ggt ggu gib gie gig gii gij gir git giu gje gjg gjr gjt grb gre grg gri grj grr grt gru gtb gte gtg gti gtr gtt gtu gu- gub gue gug gui guj gur gut guu ibb ibe ibg ibi ibj ibr ibt ibu ie- iee ieg iei iej ier iet igb ige igg igi igr igt igu iib iie iii iij iir iit iiu ijb ije ijg iji ijt iju ir- irb ire irg iri irj irr irt iru itb ite itg iti itj itt itu iu- iub iue iug iui iur iut j-i jbg jbi jbj jbr jbt jbu jeb jee jeg jei jej jer jet jeu jgb jge jgi jgr jgt jgu jib jie jig jii jij jir jit jiu jjb jjg jjj jjr jju jrb jrg jri jrr jrt jtb jte jtg jti jtr jtt jtu jub jue jug jui jur jut rbb rbe rbg rbi rbr rbt rbu re- reb ree reg rei rer ret reu rgb rge rgg rgi rgr rgt rib rie rig rii rir rit rjg rjr rrb rrg rri rrr rrt rru rtb rte rtg rti rtj rtr rtt rtu rub rue rug rui rur rut ruu tbb tbe tbg tbi tbj tbr tbt tbu te- teb tee teg tei tej ter tet teu tgb tge tgg tgi tgr tgt tgu tib tie tig tii tir tit tiu tje tji tjr tju trb tre trg tri trr trt tru ttb tte ttg tti ttr ttt ttu tub tue tug tui tuj tur tut tuu ubb ube ubg ubi ubr ubt ubu ueb uee ueg uei uer uet ugb uge ugg ugi ugr ugt ugu uib uie uig uii uir uit uiu uji ur- urb ure urg uri urr urt uru utb ute uti utj utr utt utu uue uug uur uut uuu

bbbb bbeb bbet bbrg bebb bebe bebi beeb beeg beej beer beet begg begi begu beij beir beit bere berg beri berr bert beru bete beti bett betu beur bibb bibe bibi bieb bier biet bieu bigb bige bigg bigt bigu biji biju birb bire birg biri birr birt biru bite bitt bitu breb bree breg brei brer bret brie brig brit brje brrr brue brug brut btie btrt bttb bubb bube bubi bubu buer bueu buge bugg bugi buie buir buit buiu buje buji buju bur- burb bure burg buri burj burr burt buru but- bute buti butt ebbr eber ebit ebru ebur eeee eerg eete eetu egbe egbu egee eger eggb egge eggi egir egre egri egte eiei eier eige eigg eiji eire eitb eiti eitr ejer ejit ejji erbb erbe ereb erei erer eret erg- ergg ergi erie erit eriu erre ertu erub erur etbr etee eter etre ette etti ettu etui eubi euer euge eur- eure eurt gebe gebi geer geet gege gegg geie geig geir geit gerb gere geri gert geru getb gete getg geti gett geue ggbt gggg gibb gibe gier giet gige gigg gigi giju gire girg giri girr girt giru gite giue giur gjig grbr greb gree greg gret greu grib grie grig grit grrr grub grue grug grui grur grut gtbr gubb gubi gubu guer gugb guge gugg gugi gugu guib guji gurb gure gurg guri gurr gurt guru gute guti gutt gutu i-be ibeg ibet ibge ibie ibri ibtb ieet ieie iere ieri iett iger iget igri igue iiie iiii iiit iitr iitt ijet ijji ijui irbe iree irer iri- irie irig irje irre irri irte irti itbe iter itet itie itri itur iuge iuiu jbig jebb jebe jeer jeet jeig jeit jeju jere jeri jert jeru jetb jete jetg jeti jett jeur jibb jibe jibi jiet jigg jije jiji jiju jirg jiri jirt jiru jiti jitu jrbr jrge jtbg jube jubu juei juge jugg jugi jugu juju jure jurg juri jurr jute juti rbbb rbbr rebb rebe rebu reeb reet rege regi regr regt regu reii reir reit reiu rere rerg reri rert reru rete reti retr rett reue reut reuu rgbe rgbi rgit rgtr rib- ribe ribu rier riet rieu rige rigg rigi rigu riji rire riri rite riti ritt ritu riue rrrr rtee rtei rubb rube rubi rubu ruer ruet ruge rugg rugi ruit rure ruri ruru rute ruti rutt rutu tbit tbrb tebu teej teer teet tegg tegi tegt tegu teie teir teiu teju ter- tere teri terj terr teru tete teti tetr tett tetu teut tibi tibu tie- tiee tiei tier tiet tige tigi tigr tiit tiiu tiji tirb tire tiri tirr tiru tite titi titt titu tre- tree treg trei tret treu trge tri- trib trie trig trit trte trtr trub true trug trut truu ttbb tter tttt tubb tube tubr tubu tuei tuer tuet tugg tugu tuig tuit tuiu turb ture turg turi turr turt turu tute tuti tutt tutu u-ie ubbe ubbi uber ubet ubii ubir ubit ueir uggt ugri ugur uguu uige uirr urbe urbi ure- uret urge urgi urgu urib urie uriu urre urri urte urur urut uter utri utti uttu utug uuri uuuu

-tree bbbee be-er beber bebti beebe beeri beete beeut begee beget begge begti begue begur begut beibi beier beige beire beite bejig bejte berbe bereg berei