-er eee eeg eek eel eep eer ees ege egg egi egl egp egr egs eie eig eii eik eil eip eir eis eke ekg eki ekl ekp ekr eks ele elg eli elk ell elp elr els ep- epe epg epi epl epp epr eps ere erg eri erk erl erp err ers es- ese esg esi esk esl esp esr ess g-p ge- gee geg gei gek gel gep ger ges ggg ggi ggp ggr ggs gie gig gii gik gil gip gir gis gkp gks gle glg gli glk gll glp glr gls gpe gpg gpi gpk gpl gpp gpr gps gre grg gri grk grl grp grr grs gse gsg gsi gsk gsl gsp gsr gss ie- iee ieg iei iek iel iep ier ies ige igg igi igk igl igp igr igs iie iii iil iip iir iis ike iki ikk ikl ikr iks il- ile ilg ili ilk ill ilp ilr ils ipe ipg ipi ipl ipp ipr ips ir- ire irg iri irk irl irp irr irs is- ise isg isi isk isl isp isr iss ke- kee keg kei kek kel kep ker kes kgi kgl kgp kgs kie kig kii kik kil kip kir kis kke kki kkk kkl kkp kkr kks kl- klg kli klr kls kpe kpi kpk kpl kpp kpr kps krg kri krk krl krp krr krs kse ksg ksi ksk ksl ksp ksr kss l-p lee leg lei lek lel lep ler les lge lgg lgi lgk lgl lgp lgr lgs lie lig lii lik lil lip lir lis lkg lkl lkp lkr lks lle llg lli llk lll llp llr lls lpe lpg lpi lpk lpl lpp lpr lps lrg lri lrk lrp lrr lrs lse lsg lsi lsk lsl lsp lsr lss p-p pee peg pei pek pel pep per pes pge pgg pgi pgk pgl pgp pgr pgs pie pig pii pik pil pip pir pis pke pkg pki pkl pkp pkr pks ple plg pli plk pll plp plr pls ppe ppg ppi ppk ppl ppp ppr pps pre prg pri prk prl prp prr prs ps- pse psg psi psk psl psp psr pss re- ree reg rei rek rel rep rer res rge rgg rgi rgk rgp rgr rgs rie rig rii rik ril rip rir ris rke rkg rkk rkp rks rle rlg rli rll rlp rlr rls rpe rpg rpi rpk rpl rpp rpr rps rrg rri rrk rrl rrp rrr rrs rse rsg rsi rsk rsl rsp rsr rss se- see seg sei sek sel sep ser ses sge sgg sgi sgk sgl sgp sgr sgs sie sig sii sik sil sip sir sis sk- ske skg ski skk skl skp skr sks sle slg sli slk sll slp slr sls spe spg spi spk spl spp spr sps sr- sre srg sri srk srl srp srr srs ss- sse ssg ssi ssk ssl ssp ssr sss