-er b-p bbb bbe bbg bbi bbl bbn bbp bbr bbs bbt be- beb bee beg bei bel ben bep ber bes bet bev bgb bge bgg bgi bgl bgn bgp bgr bgs bgt bgv bi- bib bie big bii bil bin bip bir bis bit biv blb ble blg bli bll bln blp blr bls blt blv bnb bne bng bni bnl bnn bnp bnr bns bnt bnv bpb bpe bpg bpi bpl bpn bpp bpr bps bpt bpv brb bre brg bri brl brn brp brr brs brt brv bsb bse bsg bsi bsl bsn bsp bsr bss bst bsv btb bte btg bti btl btn btp btr bts btt btv bvb bve bvg bvi bvl bvn bvp bvr bvs bvt bvv ebb ebe ebg ebi ebl ebn ebp ebr ebs ebt ebv eeb eee eeg eel een eep eer ees eet eev egb ege egg egi egl egn egp egr egs egt eib eie eig eii eil ein eip eir eis eit eiv elb ele elg eli ell eln elp elr els elt elv en- enb ene eng eni enl enn enp enr ens ent env ep- epb epe epg epi epl epn epp epr eps ept erb ere erg eri erl ern erp err ers ert erv es- esb ese esg esi esl esn esp esr ess est esv etb ete etg eti etl etn etp etr ets ett etv evb eve evg evi evl evn evp evr evs evt evv g-p gbe gbg gbi gbl gbn gbp gbr gbs gbt gbv ge- geb gee geg gei gel gen gep ger ges get gev ggb ggg ggi ggn ggp ggr ggs ggt ggv gib gie gig gii gil gin gip gir gis git giv glb gle glg gli gll gln glp glr gls glt glv gnb gne gni gnl gnn gnp gnr gns gnt gnv gpb gpe gpg gpi gpl gpn gpp gpr gps gpt grb gre grg gri grl grn grp grr grs grt grv gsb gse gsg gsi gsl gsn gsp gsr gss gst gsv gtb gte gtg gti gtl gtn gtp gtr gts gtt gtv gvb gve gvg gvi gvl gvn gvp gvr gvs gvt i-v ibb ibe ibg ibi ibl ibn ibp ibr ibs ibt ibv ie- iee ieg iei iel ien iep ier ies iet iev igb ige igg igi igl ign igp igr igs igt iib iie iii iil iin iip iir iis iit il- ilb ile ilg ili ill iln ilp ilr ils ilt ilv in- inb ine ing ini inl inn inp inr ins int inv ipb ipe ipg ipi ipl ipn ipp ipr ips ipt ipv ir- irb ire irg iri irl irn irp irr irs irt irv is- isb ise isg isi isl isn isp isr iss ist isv itb ite itg iti itl itn itp its itt itv ivb ive ivg ivi ivl ivp ivr ivs ivt ivv l-p lbb lbe lbg lbi lbl lbp lbr lbs lbt lbv leb lee leg lei lel len lep ler les let lev lgb lge lgg lgi lgl lgn lgp lgr lgs lgt lgv lib lie lig lii lil lin lip lir lis lit liv llb lle llg lli lll lln llp llr lls llt llv lnb lne lng lni lnl lnn lnp lnr lns lnt lpb lpe lpg lpi lpl lpn lpp lpr lps lpt lpv lrb lrg lri lrn lrp lrr lrs lrt lrv lsb lse lsg lsi lsl lsn lsp lsr lss lst lsv ltb lte ltg lti ltl ltp ltr lts ltt ltv lvb lve lvg lvi lvl lvn lvp lvr lvs lvt lvv n-i nbb nbe nbg nbi nbl nbn nbp nbr nbs nbt nbv ne- neb nee neg nei nel nen nep ner nes net nev ngb nge ngg ngi ngl ngn ngp ngs ngt nib nie nig nii nil nin nip nir nis nit niv nlb nle nlg nli nll nln nlp nlr nls nlt nlv nnb nne nng nni nnl nnn nnp nns nnt nnv npb npe npg npi npl npn npp npr nps npt npv nrb nre nrg nri nrl nrn nrp nrr nrs nrt nrv nsb nse nsg nsi nsl nsn nsp nsr nss nst nsv ntb nte ntg nti ntn ntp ntr nts ntt ntv nvb nve nvg nvi nvl nvn nvp nvt nvv p-p pbb pbe pbg pbi pbl pbn pbp pbr pbs pbt peb pee peg pei pel pen pep per pes pet pev pgb pge pgg pgi pgl pgn pgp pgr pgs pgt pgv pib pie pig pii pil pin pip pir pis pit piv plb ple plg pli pll pln plp plr pls plt plv pn- pnb pne png pni pnl pnn pnp pnr pns pnt pnv ppb ppe ppg ppi ppl ppn ppp ppr pps ppt ppv prb pre prg pri prl prn prp prr prs prt prv ps- psb pse psg psi psl psn psp psr pss pst psv pt- ptb pte ptg pti ptl ptn ptp ptr pts ptt ptv pvb pve pvg pvi pvl pvn pvp pvr pvs pvt pvv rbb rbe rbg rbi rbl rbn rbp rbr rbs rbt re- reb ree reg rei rel ren rep rer res ret rev rgb rge rgg rgi rgn rgp rgr rgs rgt rgv rib rie rig rii ril rin rip rir ris rit riv rle rlg rli rll rln rlp rlr rls rlt rnb rng rni rnn rnp rnr rns rnt rnv rpb rpe rpg rpi rpl rpn rpp rpr rps rpt rpv rrb rrg rri rrl rrn rrp rrr rrs rrt rsb rse rsg rsi rsl rsn rsp rsr rss rst rsv rtb rte rtg rti rtl rtn rtp rtr rts rtt rtv rvb rve rvg rvi rvl rvn rvp rvr rvs rvt rvv sbb sbe sbg sbi sbl sbn sbp sbr sbs sbt sbv se- seb see seg sei sel sen sep ser ses set sev sgb sge sgg sgi sgl sgn sgp sgr sgs sgt sgv sib sie sig sii sil sin sip sir sis sit siv