-er b-u bbb bbd bbe bbf bbg bbi bbk bbo bbr bbu bdb bdd bde bdf bdg bdi bdk bdo bdr bdu be- beb bed bee bef beg bei bek beo ber beu bfb bfd bfe bff bfg bfi bfo bfr bfu bgb bgd bge bgf bgg bgi bgk bgo bgr bgu bi- bib bid bie bif big bii bik bio bir biu bkb bke bkf bkg bkk bko bkr bob bod boe bof bog boi bok boo bor bou brb brd bre brf brg bri brk bro brr bru bub bud bue buf bug bui buk buo bur buu dbb dbd dbe dbf dbg dbi dbk dbo dbr dbu ddb ddd dde ddf ddg ddi ddk ddo ddr ddu de- deb ded dee def deg dei dek deo der deu dfb dfd dfe dff dfg dfi dfk dfo dfr dfu dgd dge dgf dgg dgi dgk dgr dgu di- dib did die dif dig dii dik dio dir diu dkb dke dkg dki dkk dko dkr dku dob dod doe dof dog doi dok doo dor dou drb drd dre drg dri drk dro drr dru dub dud due duf dug dui duk duo dur ebb ebd ebe ebf ebg ebi ebk ebo ebr ebu ed- edb edd ede edf edg edi edk edo edr edu eeb eed eee eef eeg eek eeo eer ef- efb efd efe eff efg efi efo efr egb egd ege egf egg egi ego egr egu eib eid eie eif eig eii eik eio eir eiu ekb ekd eke ekf ekg eki eko ekr eku eo- eob eod eoe eof eog eoi eok eoo eor eou erb erd ere erf erg eri erk ero err eru eu- eub eud eue euf eug eui eur fbb fbd fbe fbf fbg fbi fbk fbo fbr fbu fdb fdd fde fdf fdg fdi fdk fdo fdr fdu feb fed fee fef feg fei fek feo fer feu ffd ffe fff ffg ffi ffk ffo ffr ffu fgb fgd fge fgf fgg fgi fgr fib fid fie fif fig fii fik fir fiu fkb fkf fkg fki fkk fob foe fof fog foi fok foo for fou frb frd fre frf frg fri frk fro frr fru fub fud fue fuf fug fui fuk fuo fur fuu g-d gbd gbe gbf gbg gbi gbk gbo gbr gbu gdb gdd gde gdf gdi gdk gdo gdr gdu ge- geb ged gee gef geg gei gek geo ger geu gfb gfd gfe gff gfi gfk gfo gfr ggb ggd ggg ggi ggo ggr ggu gib gid gie gif gig gii gik gio gir giu gkb gkd gko gob god goe gof gog goi gok goo gor gou grb grd gre grf grg gri grk gro grr gru gu- gub gud gue guf gug gui guk guo gur guu i-d i-f ibb ibd ibe ibf ibg ibi ibk ibo ibr ibu idb idd ide idf idg idi idk ido idr idu ie- ied iee ief ieg iei iek ier ifb ifd ife iff ifg ifi ifo ifr ifu igb igd ige igf igg igi igk igo igr igu iib iid iie iif iii iio iir iiu ikb ike ikf iki ikk iko ikr iku io- iob iod ioe iof iog ioi ioo ior iou ir- irb ird ire irf irg iri irk iro irr iru iu- iub iud iue iug iui iur kbb kbd kbe kbf kbi kbk kbo kbr kbu kdb kde kdf kdg kdk kdo kdr kdu ke- keb ked kee kef keg kei kek keo ker kfd kff kfg kfi kfo kfu kgb kgd kgf kgi kgo kgu kib kid kie kif kig kii kik kio kir kiu kkb kke kki kkk kkr kku kob kod koe kof kog koi kok koo kor kou krd krf krg kri krk kro krr kru kub kud kue kug kui kuk kur kuu o-i ob- obb obd obe obf obg obi obk obo obr obu odb odd ode odf odg odi odo odr odu oeb oed oee oef oeg oei oeo oer of- ofb ofd ofe off ofg ofi ofo ofr ofu ogd oge ogf ogg ogi ogo oib oid oie oif oii oik oio oir oiu okb okd oke okg oki okk oko okr oku oo- oob ood oof oog ooi ook ooo oor or- orb ord ore orf org ori ork oro orr oru ou- oud oue ouf oui ouk ouo our rbb rbd rbe rbf rbg rbi rbk rbo rbr rbu rdb rdd rde rdf rdg rdi rdo rdr rdu re- reb red ree ref reg rei rek reo rer reu rfb rfd rfe rff rfg rfi rfk rfo rfr rfu rgb rgd rge rgf rgg rgi rgk rgo rgr rib rid rie rif rig rii rik rio rir rkb rke rkf rkg rkk rko rku rob rod roe rof rog roi rok roo ror rou rrb rrd rrf rrg rri rrk rrr rru rub rud rue ruf rug rui ruk ruo rur ruu ubb ube ubf ubg ubi ubk ubo ubr ubu udb udd ude udf udg udi udk udo udr udu ueb ued uee uef ueg uei uer ufd ufe uff ufg ufi ufo ufr ufu ugb uge ugf ugg ugi ugk ugo ugr ugu uib uid uie uif uig uii uio uir uiu ukb uke ukf uki ukk ukr uku uob uod uoe uog uok uoo uor ur- urb urd ure urf urg uri urk uro urr uru uue uug uur uuu

bbbb bbdd bbdo bbeb bbrg bd-r bdii bdog bduf bebb bebe bebi bebo bede bedi bedo bedu beeb beed beef beeg beek beer befe beff befo begg begi bego begu beik beir beke beki beko beo- beod beof beok beor berd bere berg beri berk bero berr beru beuk beur bfgf bibb bibe bibi bibo bide bidi bido bidr bidu bieb bied bief bier bieu biff bifi bigb bigd bige bigg bigo bigu bike biko biku bio- biog bioi biou birb bird bire birg biri birk biro birr biru bkgd bobb bobe