-er bbb bbd bbe bbf bbg bbi bbk bbr bbs bdb bdd bde bdf bdg bdi bdk bdr bds be- beb bed bee bef beg bei bek ber bes bfb bfd bfe bff bfg bfi bfr bfs bgb bgd bge bgf bgg bgi bgk bgr bgs bi- bib bid bie bif big bii bik bir bis bkb bke bkf bkg bkk bkr bks brb brd bre brf brg bri brk brr brs bsb bsd bse bsf bsg bsi bsk bsr bss dbb dbd dbe dbf dbg dbi dbk dbr dbs ddb ddd dde ddf ddg ddi ddk ddr dds de- deb ded dee def deg dei dek der des dfb dfd dfe dff dfg dfi dfk dfr dfs dgd dge dgf dgg dgi dgk dgr dgs di- dib did die dif dig dii dik dir dis dkb dke dkg dki dkk dkr dks drb drd dre drg dri drk drr drs dsb dsd dse dsf dsg dsi dsk dsr dss ebb ebd ebe ebf ebg ebi ebk ebr ebs ed- edb edd ede edf edg edi edk edr eds eeb eed eee eef eeg eek eer ees ef- efb efd efe eff efg efi efr efs egb egd ege egf egg egi egr egs eib eid eie eif eig eii eik eir eis ekb ekd eke ekf ekg eki ekr eks erb erd ere erf erg eri erk err ers es- esb esd ese esf esg esi esk esr ess fbb fbd fbe fbf fbg fbi fbk fbr fbs fdb fdd fde fdf fdg fdi fdk fdr fds feb fed fee fef feg fei fek fer fes ffd ffe fff ffg ffi ffk ffr ffs fgb fgd fge fgf fgg fgi fgr fgs fib fid fie fif fig fii fik fir fis fkb fkf fkg fki fkk frb frd fre frf frg fri frk frr frs fsb fsd fse fsf fsg fsi fsk fsr fss g-d gbd gbe gbf gbg gbi gbk gbr gbs gdb gdd gde gdf gdi gdk gdr gds ge- geb ged gee gef geg gei gek ger ges gfb gfd gfe gff gfi gfk gfr gfs ggb ggd ggg ggi ggr ggs gib gid gie gif gig gii gik gir gis gkb gkd gks grb grd gre grf grg gri grk grr grs gsb gsd gse gsf gsg gsi gsk gsr gss i-d i-f ibb ibd ibe ibf ibg ibi ibk ibr ibs idb idd ide idf idg idi idk idr ids ie- ied iee ief ieg iei iek ier ies ifb ifd ife iff ifg ifi ifr ifs igb igd ige igf igg igi igk igr igs iib iid iie iif iii iir iis ikb ike ikf iki ikk ikr iks ir- irb ird ire irf irg iri irk irr irs is- isb isd ise isf isg isi isk isr iss kbb kbd kbe kbf kbi kbk kbr kbs kdb kde kdf kdg kdk kdr kds ke- keb ked kee kef keg kei kek ker kes kfd kff kfg kfi kfs kgb kgd kgf kgi kgs kib kid kie kif kig kii kik kir kis kkb kke kki kkk kkr kks krd krf krg kri krk krr krs ksb ksd kse ksf ksg ksi ksk ksr kss rbb rbd rbe rbf rbg rbi rbk rbr rbs rdb rdd rde rdf rdg rdi rdr rds re- reb red ree ref reg rei rek rer res rfb rfd rfe rff rfg rfi rfk rfr rfs rgb rgd rge rgf rgg rgi rgk rgr rgs rib rid rie rif rig rii rik rir ris rkb rke rkf rkg rkk rks rrb rrd rrf rrg rri rrk rrr rrs rsb rsd rse rsf rsg rsi rsk rsr rss sbb sbd sbe sbf sbg sbi sbk sbr sbs sdb sdd sde sdf sdg sdi sdk sdr sds se- seb sed see sef seg sei sek ser ses sfb sfd sfe sff sfg sfi sfk sfr sfs sgb sgd sge sgf sgg sgi sgk sgr sgs sib sid sie sif sig sii sik sir sis sk- skb skd ske skf skg ski skk skr sks sr- srb srd sre srf srg sri srk srr srs ss- ssb ssd sse ssf ssg ssi ssk ssr sss

bbbb bbbs bbdd bbeb bbrg bd-r bdes bdii bdsd bebb bebe bebi bede bedi beds beeb beed beef beeg beek beer bees befe beff begg begi begs beik beir beis beke beki beks berd bere berg beri berk berr bers bes- bese besk bess bffs bfgf bfsi bfsr bggs bibb bibe bibi bibs bide bidi bidr bids bieb bied bief bier bies biff bifi bigb bigd bige bigg bigs biis bike birb bird bire birg biri birk birr birs bis- bisd bise bisk biss bkgd brds breb bred bree bref breg brei brek brer bres brid brie brig brik bris brkb brrr brrs brsb brsr bsbd bseb bsed bsee bseg bser bses bsff bsfs bsgs bsrd bssd bsse dbfs dbrs dbss dddd ddes ddie ddre ddss debe debi debs dedd dede dedi deeb deed deef deeg deek deer dees defe deff defg defi defs dege degi degs deid deie deif deir deis dek- deke deks der- derb dere derf derg deri derk derr ders des- dese desg desi desk dess dfds dfer dfrf dfri dgeg dgge dgkb dgkd dgkg dgsb dgsi dibb dibe dibs dide didi dids dieb died dief dier dies dif- diff difs dige digg digi digs diii diis dike diki dird dire dirk dirr dirs dis- disd dise disg disi disk diss dkid dred dree dref dreg drei drek dres drge drgs drib drie drif drrs dsdr dsei dsif dsri dsrr dssi ebbr ebbs ebed eber ebes ebid ebis edde eddi edds ede- edei eder edes edge edie edif edik edis edss eede eeee eees eefe eegs eeke eeks eerg eers eese eesi eesk ef-g efbr efes effi effs efik efke efsi egbe egee eger egfr eggb egge eggi eggs egir egis egks egre egri egss eid- eide eidi eidr eied eiei eier eies eifs eige eigg eike eiki eiks eird eire eirs