-er b-p bbb bbe bbg bbh bbi bbl bbn bbp bbr bbs be- beb bee beg beh bei bel ben bep ber bes bgb bge bgg bgh bgi bgl bgn bgp bgr bgs bhb bhe bhg bhh bhi bhl bhp bhr bhs bi- bib bie big bih bii bil bin bip bir bis blb ble blg blh bli bll bln blp blr bls bnb bne bng bni bnl bnn bnp bnr bns bpb bpe bpg bph bpi bpl bpn bpp bpr bps brb bre brg brh bri brl brn brp brr brs bsb bse bsg bsh bsi bsl bsn bsp bsr bss ebb ebe ebg ebh ebi ebl ebn ebp ebr ebs eeb eee eeg eel een eep eer ees egb ege egg egh egi egl egn egp egr egs ehb ehe ehg ehh ehi ehl ehn ehp ehr ehs eib eie eig eii eil ein eip eir eis elb ele elg elh eli ell eln elp elr els en- enb ene eng enh eni enl enn enp enr ens ep- epb epe epg eph epi epl epn epp epr eps erb ere erg erh eri erl ern erp err ers es- esb ese esg esh esi esl esn esp esr ess g-p gbe gbg gbh gbi gbl gbn gbp gbr gbs ge- geb gee geg geh gei gel gen gep ger ges ggb ggg ggh ggi ggn ggp ggr ggs ghb ghe ghg ghh ghi ghl ghn ghp ghr ghs gib gie gig gih gii gil gin gip gir gis glb gle glg glh gli gll gln glp glr gls gnb gne gni gnl gnn gnp gnr gns gpb gpe gpg gph gpi gpl gpn gpp gpr gps grb gre grg grh gri grl grn grp grr grs gsb gse gsg gsi gsl gsn gsp gsr gss h-i hbb hbe hbg hbh hbi hbl hbn hbp hbr hbs he- heb hee heg heh hei hel hen hep her hes hgb hge hgg hgh hgi hgl hgn hgp hgr hgs hhb hhe hhg hhh hhi hhl hhn hhp hhr hhs hib hie hig hih hii hil hin hip hir his hlb hle hlg hlh hli hll hln hlp hlr hls hnb hne hng hnh hnl hnn hns hpb hpe hpg hph hpi hpl hpn hpp hpr hps hr- hrb hre hrg hrh hri hrl hrn hrp hrr hrs hsb hse hsg hsh hsi hsl hsn hsp hsr hss ibb ibe ibg ibh ibi ibl ibn ibp ibr ibs ie- iee ieg iei iel ien iep ier ies igb ige igg igh igi igl ign igp igr igs ihb ihe ihg ihh ihi ihl ihn ihp ihr ihs iib iie iih iii iil iin iip iir iis il- ilb ile ilg ilh ili ill iln ilp ilr ils in- inb ine ing inh ini inl inn inp inr ins ipb ipe ipg ipi ipl ipn ipp ipr ips ir- irb ire irg iri irl irn irp irr irs is- isb ise isg ish isi isl isn isp isr iss l-p lbb lbe lbg lbh lbi lbl lbp lbr lbs leb lee leg leh lei lel len lep ler les lgb lge lgg lgh lgi lgl lgn lgp lgr lgs lhb lhh lhi lhp lhr lhs lib lie lig lih lii lil lin lip lir lis llb lle llg lli lll lln llp llr lls lnb lne lng lnh lni lnl lnn lnp lnr lns lpb lpe lpg lph lpi lpl lpn lpp lpr lps lrb lrg lrh lri lrn lrp lrr lrs lsb lse lsg lsh lsi lsl lsn lsp lsr lss n-i nbb nbe nbg nbi nbl nbn nbp nbr nbs ne- neb nee neg neh nei nel nen nep ner nes ngb nge ngg ngh ngi ngl ngn ngp ngs nhb nhe nhg nhh nhi nhl nhn nhp nhr nhs nib nie nig nih nii nil nin nip nir nis nlb nle nlg nlh nli nll nln nlp nlr nls nnb nne nng nnh nni nnl nnn nnp nns npb npe npg nph npi npl npn npp npr nps nrb nre nrg nri nrl nrn nrp nrr nrs nsb nse nsg nsh nsi nsl nsn nsp nsr nss p-p pbb pbe pbg pbi pbl pbn pbp pbr pbs peb pee peg peh pei pel pen pep per pes pgb pge pgg pgh pgi pgl pgn pgp pgr pgs phb phe phg phi phl phn php phr phs pib pie pig pih pii pil pin pip pir pis plb ple plg plh pli pll pln plp plr pls pn- pnb pne png pnh pni pnl pnn pnp pnr pns ppb ppe ppg pph ppi ppl ppn ppp ppr pps prb pre prg prh pri prl prn prp prr prs ps- psb pse psg psh psi psl psn psp psr pss rbb rbe rbg rbh rbi rbl rbn rbp rbr rbs re- reb ree reg reh rei rel ren rep rer res rgb rge rgg rgh rgi rgn rgp rgr rgs rh- rhb rhe rhg rhh rhi rhl rhn rhp rhr rhs rib rie rig rih rii ril rin rip rir ris rle rlg rlh rli rll rln rlp rlr rls rnb rng rnh rni rnn rnp rnr rns rpb rpe rpg rph rpi rpl rpn rpp rpr rps rrb rrg rrh rri rrl rrn rrp rrr rrs rsb rse rsg rsh rsi rsl rsn rsp rsr rss sbb sbe sbg sbh sbi sbl sbn sbp sbr sbs se- seb see seg seh sei sel sen sep ser ses sgb sge sgg sgh sgi sgl sgn sgp sgr sgs sh- shb she shg shh shi shl shn shp shr shs sib sie sig sih sii sil sin sip sir sis slb sle slg slh sli sll sln slp slr sls snb sne sng sni snl snn snp snr sns spb spe spg sph spi spl spn spp spr sps sr- srb sre srg srh sri srl srn srp srr srs ss- ssb sse ssg ssh ssi ssl ssn ssp ssr sss