-er eee eeg eek eer ees ege egg egi egr egs eie eig eii eik eir eis eke ekg eki ekr eks ere erg eri erk err ers es- ese esg esi esk esr ess ge- gee geg gei gek ger ges ggg ggi ggr ggs gie gig gii gik gir gis gks gre grg gri grk grr grs gse gsg gsi gsk gsr gss ie- iee ieg iei iek ier ies ige igg igi igk igr igs iie iii iir iis ike iki ikk ikr iks ir- ire irg iri irk irr irs is- ise isg isi isk isr iss ke- kee keg kei kek ker kes kgi kgs kie kig kii kik kir kis kke kki kkk kkr kks krg kri krk krr krs kse ksg ksi ksk ksr kss re- ree reg rei rek rer res rge rgg rgi rgk rgr rgs rie rig rii rik rir ris rke rkg rkk rks rrg rri rrk rrr rrs rse rsg rsi rsk rsr rss se- see seg sei sek ser ses sge sgg sgi sgk sgr sgs sie sig sii sik sir sis sk- ske skg ski skk skr sks sr- sre srg sri srk srr srs ss- sse ssg ssi ssk ssr sss