-er a-a aaa aae aag aan aar aas aea aee aeg aen aer aes ag- aga age agg agn agr ags an- ana ane ang ann anr ans ar- ara are arg arn arr ars as- asa ase asg asn asr ass eaa eae eag ean ear eas eea eee eeg een eer ees ega ege egg egn egr egs en- ena ene eng enn enr ens era ere erg ern err ers es- esa ese esg esn esr ess gaa gae gag gan gar gas ge- gea gee geg gen ger ges gga ggg ggn ggr ggs gna gne gnn gnr gns gra gre grg grn grr grs gsa gse gsg gsn gsr gss naa nae nag nan nar nas ne- nea nee neg nen ner nes nga nge ngg ngn ngs nna nne nng nnn nns nra nre nrg nrn nrr nrs nsa nse nsg nsn nsr nss ra- raa rae rag ran rar ras re- rea ree reg ren rer res rga rge rgg rgn rgr rgs rna rng rnn rnr rns rra rrg rrn rrr rrs rsa rse rsg rsn rsr rss saa sae sag san sar sas se- sea see seg sen ser ses sga sge sgg sgn sgr sgs sna sne sng snn snr sns sr- sra sre srg srn srr srs ss- ssa sse ssg ssn ssr sss