-er a-a aaa aae aaf aaj aao aar aas aea aee aef aej aeo aer aes af- afa afe aff afj afo afr afs aja aje ajf ajj ajo ajr ajs aoa aoe aof aoj aoo aor aos ar- ara are arf arj aro arr ars as- asa ase asf asj aso asr ass eaa eae eaf eaj eao ear eas eea eee eef eeo eer ees ef- efa efe eff efo efr efs eja ejf ejo eo- eoa eoe eof eoo eor eos era ere erf ero err ers es- esa ese esf eso esr ess faa fae faf faj fao far fas fea fee fef feo fer fes ffa ffe fff ffo ffr ffs fja fjs foa foe fof foo for fos fra fre frf frj fro frr frs fsa fse fsf fsj fso fsr fss jaa jae jaf jaj jao jar jas jea jee jef jej jeo jer jes jfa jfe jff jfj jfo jfr jfs jja jjf jjj jjr jjs joa joe jof joj joo jor jos jra jrf jro jrr jrs jsa jse jsf jsj jso jsr jss oaa oae oaf oaj oao oar oas oea oee oef oeo oer oes of- ofa ofe off ofo ofr ofs oja oje ojo ojs oo- ooa oof ooo oor oos or- ora ore orf oro orr ors os- osa ose osf osj oso osr oss ra- raa rae raf raj rao rar ras re- rea ree ref reo rer res rfa rfe rff rfj rfo rfr rfs rja rjf rjr roa roe rof roj roo ror ros rra rrf rrr rrs rsa rse rsf rsj rso rsr rss saa sae saf saj sao sar sas se- sea see sef sej seo ser ses sfa sfe sff sfj sfo sfr sfs sja sje sjf sjj sjr sjs soa soe sof soj soo sor sos sr- sra sre srf srj sro srr srs ss- ssa sse ssf ssj sso ssr sss