-er a-a aaa aae aag aao aar aas aav aea aee aeg aeo aer aes aev ag- aga age agg ago agr ags agv aoa aoe aog aoo aor aos aov ar- ara are arg aro arr ars arv as- asa ase asg aso asr ass asv av- ava ave avg avo avr avs eaa eae eag eao ear eas eav eea eee eeg eeo eer ees eev ega ege egg ego egr egs eo- eoa eoe eog eoo eor eos era ere erg ero err ers erv es- esa ese esg eso esr ess esv eva eve evg evo evr evs evv gaa gae gag gao gar gas gav ge- gea gee geg geo ger ges gev gga ggg ggo ggr ggs ggv goa goe gog goo gor gos gov gra gre grg gro grr grs grv gsa gse gsg gso gsr gss gsv gva gve gvg gvo gvr gvs oaa oae oag oao oar oas oav oea oee oeg oeo oer oes oga oge ogg ogo ogs oo- ooa oog ooo oor oos oov or- ora ore org oro orr ors orv os- osa ose osg oso osr oss osv ov- ova ove ovo ovs ovv ra- raa rae rag rao rar ras rav re- rea ree reg reo rer res rev rga rge rgg rgo rgr rgs rgv roa roe rog roo ror ros rov rra rrg rrr rrs rsa rse rsg rso rsr rss rsv rva rve rvg rvo rvr rvs rvv saa sae sag sao sar sas sav se- sea see seg seo ser ses sev sga sge sgg sgo sgr sgs sgv soa soe sog soo sor sos sov sr- sra sre srg sro srr srs srv ss- ssa sse ssg sso ssr sss ssv sva sve svg svo svr svs svv v-a v-e vaa vae vag vao var vas vav vea vee veg veo ver ves vga vgg vgo vgr vgs voa voe vog voo vor vos vov vra vre vrg vrr vrs vsa vse vsg vso vsr vss vsv vva vvg vvo vvr vvs vvv