-er b-p bbb bbd bbe bbg bbh bbi bbp bbr bbs bdb bdd bde bdg bdh bdi bdp bdr bds be- beb bed bee beg beh bei bep ber bes bgb bgd bge bgg bgh bgi bgp bgr bgs bhb bhd bhe bhg bhh bhi bhp bhr bhs bi- bib bid bie big bih bii bip bir bis bpb bpd bpe bpg bph bpi bpp bpr bps brb brd bre brg brh bri brp brr brs bsb bsd bse bsg bsh bsi bsp bsr bss dbb dbd dbe dbg dbh dbi dbp dbr dbs ddb ddd dde ddg ddh ddi ddp ddr dds de- deb ded dee deg deh dei dep der des dgd dge dgg dgh dgi dgp dgr dgs dh- dhb dhd dhe dhh dhi dhp dhr dhs di- dib did die dig dih dii dip dir dis dpb dpd dpe dpg dph dpi dpp dpr dps drb drd dre drg dri drp drr drs dsb dsd dse dsg dsh dsi dsp dsr dss ebb ebd ebe ebg ebh ebi ebp ebr ebs ed- edb edd ede edg edh edi edp edr eds eeb eed eee eeg eep eer ees egb egd ege egg egh egi egp egr egs ehb ehd ehe ehg ehh ehi ehp ehr ehs eib eid eie eig eii eip eir eis ep- epb epd epe epg eph epi epp epr eps erb erd ere erg erh eri erp err ers es- esb esd ese esg esh esi esp esr ess g-d g-p gbd gbe gbg gbh gbi gbp gbr gbs gdb gdd gde gdh gdi gdp gdr gds ge- geb ged gee geg geh gei gep ger ges ggb ggd ggg ggh ggi ggp ggr ggs ghb ghd ghe ghg ghh ghi ghp ghr ghs gib gid gie gig gih gii gip gir gis gpb gpd gpe gpg gph gpi gpp gpr gps grb grd gre grg grh gri grp grr grs gsb gsd gse gsg gsi gsp gsr gss h-i hbb hbd hbe hbg hbh hbi hbp hbr hbs hdb hdd hde hdg hdh hdi hdp hdr hds he- heb hed hee heg heh hei hep her hes hgb hge hgg hgh hgi hgp hgr hgs hhb hhd hhe hhg hhh hhi hhp hhr hhs hib hid hie hig hih hii hip hir his hpb hpd hpe hpg hph hpi hpp hpr hps hr- hrb hrd hre hrg hrh hri hrp hrr hrs hsb hsd hse hsg hsh hsi hsp hsr hss i-d ibb ibd ibe ibg ibh ibi ibp ibr ibs idb idd ide idg idh idi idp idr ids ie- ied iee ieg iei iep ier ies igb igd ige igg igh igi igp igr igs ihb ihd ihe ihg ihh ihi ihp ihr ihs iib iid iie iih iii iip iir iis ipb ipd ipe ipg ipi ipp ipr ips ir- irb ird ire irg iri irp irr irs is- isb isd ise isg ish isi isp isr iss p-p pbb pbd pbe pbg pbi pbp pbr pbs pdb pdd pde pdg pdh pdi pdp pdr pds peb ped pee peg peh pei pep per pes pgb pgd pge pgg pgh pgi pgp pgr pgs phb phd phe phg phi php phr phs pib pid pie pig pih pii pip pir pis ppb ppd ppe ppg pph ppi ppp ppr pps prb prd pre prg prh pri prp prr prs ps- psb psd pse psg psh psi psp psr pss rbb rbd rbe rbg rbh rbi rbp rbr rbs rdb rdd rde rdg rdh rdi rdp rdr rds re- reb red ree reg reh rei rep rer res rgb rgd rge rgg rgh rgi rgp rgr rgs rh- rhb rhd rhe rhg rhh rhi rhp rhr rhs rib rid rie rig rih rii rip rir ris rpb rpd rpe rpg rph rpi rpp rpr rps rrb rrd rrg rrh rri rrp rrr rrs rsb rsd rse rsg rsh rsi rsp rsr rss sbb sbd sbe sbg sbh sbi sbp sbr sbs sdb sdd sde sdg sdh sdi sdp sdr sds se- seb sed see seg seh sei sep ser ses sgb sgd sge sgg sgh sgi sgp sgr sgs sh- shb shd she shg shh shi shp shr shs sib sid sie sig sih sii sip sir sis spb spd spe spg sph spi spp spr sps sr- srb srd sre srg srh sri srp srr srs ss- ssb ssd sse ssg ssh ssi ssp ssr sss