-er bbb bbd bbe bbf bbg bbi bbn bbr bbs bdb bdd bde bdf bdg bdi bdr bds be- beb bed bee bef beg bei ben ber bes bfb bfd bfe bff bfg bfi bfn bfr bfs bgb bgd bge bgf bgg bgi bgn bgr bgs bi- bib bid bie bif big bii bin bir bis bnb bnd bne bnf bng bni bnn bnr bns brb brd bre brf brg bri brn brr brs bsb bsd bse bsf bsg bsi bsn bsr bss dbb dbd dbe dbf dbg dbi dbn dbr dbs ddb ddd dde ddf ddg ddi ddn ddr dds de- deb ded dee def deg dei den der des dfb dfd dfe dff dfg dfi dfn dfr dfs dgd dge dgf dgg dgi dgn dgr dgs di- dib did die dif dig dii din dir dis dnb dnd dne dnf dng dni dnn dnr dns drb drd dre drg dri drn drr drs dsb dsd dse dsf dsg dsi dsn dsr dss ebb ebd ebe ebf ebg ebi ebn ebr ebs ed- edb edd ede edf edg edi edn edr eds eeb eed eee eef eeg een eer ees ef- efb efd efe eff efg efi efr efs egb egd ege egf egg egi egn egr egs eib eid eie eif eig eii ein eir eis en- enb end ene enf eng eni enn enr ens erb erd ere erf erg eri ern err ers es- esb esd ese esf esg esi esn esr ess fbb fbd fbe fbf fbg fbi fbn fbr fbs fdb fdd fde fdf fdg fdi fdn fdr fds feb fed fee fef feg fei fen fer fes ffd ffe fff ffg ffi ffn ffr ffs fgb fgd fge fgf fgg fgi fgn fgr fgs fib fid fie fif fig fii fin fir fis fnb fnd fne fnf fng fni fnn fnr fns frb frd fre frf frg fri frn frr frs fsb fsd fse fsf fsg fsi fsn fsr fss g-d gbd gbe gbf gbg gbi gbn gbr gbs gdb gdd gde gdf gdi gdn gdr gds ge- geb ged gee gef geg gei gen ger ges gfb gfd gfe gff gfi gfr gfs ggb ggd ggg ggi ggn ggr ggs gib gid gie gif gig gii gin gir gis gnb gnd gne gnf gni gnn gnr gns grb grd gre grf grg gri grn grr grs gsb gsd gse gsf gsg gsi gsn gsr gss i-d i-f ibb ibd ibe ibf ibg ibi ibn ibr ibs idb idd ide idf idg idi idn idr ids ie- ied iee ief ieg iei ien ier ies ifb ifd ife iff ifg ifi ifn ifr ifs igb igd ige igf igg igi ign igr igs iib iid iie iif iii iin iir iis in- inb ind ine inf ing ini inn inr ins ir- irb ird ire irf irg iri irn irr irs is- isb isd ise isf isg isi isn isr iss n-i nbb nbd nbe nbf nbg nbi nbn nbr nbs ndb ndd nde ndf ndg ndi ndn ndr nds ne- neb ned nee nef neg nei nen ner nes nfb nfd nfe nff nfi nfn nfr nfs ngb ngd nge ngf ngg ngi ngn ngs nib nid nie nif nig nii nin nir nis nnb nne nnf nng nni nnn nns nrb nrd nre nrf nrg nri nrn nrr nrs nsb nsd nse nsf nsg nsi nsn nsr nss rbb rbd rbe rbf rbg rbi rbn rbr rbs rdb rdd rde rdf rdg rdi rdn rdr rds re- reb red ree ref reg rei ren rer res rfb rfd rfe rff rfg rfi rfn rfr rfs rgb rgd rge rgf rgg rgi rgn rgr rgs rib rid rie rif rig rii rin rir ris rnb rnd rng rni rnn rnr rns rrb rrd rrf rrg rri rrn rrr rrs rsb rsd rse rsf rsg rsi rsn rsr rss sbb sbd sbe sbf sbg sbi sbn sbr sbs sdb sdd sde sdf sdg sdi sdn sdr sds se- seb sed see sef seg sei sen ser ses sfb sfd sfe sff sfg sfi sfn sfr sfs sgb sgd sge sgf sgg sgi sgn sgr sgs sib sid sie sif sig sii sin sir sis snb snd sne snf sng sni snn snr sns sr- srb srd sre srf srg sri srn srr srs ss- ssb ssd sse ssf ssg ssi ssn ssr sss