-er eee eeg eek eel eer ees ege egg egi egl egr egs eie eig eii eik eil eir eis eke ekg eki ekl ekr eks ele elg eli elk ell elr els ere erg eri erk erl err ers es- ese esg esi esk esl esr ess ge- gee geg gei gek gel ger ges ggg ggi ggr ggs gie gig gii gik gil gir gis gks gle glg gli glk gll glr gls gre grg gri grk grl grr grs gse gsg gsi gsk gsl gsr gss ie- iee ieg iei iek iel ier ies ige igg igi igk igl igr igs iie iii iil iir iis ike iki ikk ikl ikr iks il- ile ilg ili ilk ill ilr ils ir- ire irg iri irk irl irr irs is- ise isg isi isk isl isr iss ke- kee keg kei kek kel ker kes kgi kgl kgs kie kig kii kik kil kir kis kke kki kkk kkl kkr kks kl- klg kli klr kls krg kri krk krl krr krs kse ksg ksi ksk ksl ksr kss lee leg lei lek lel ler les lge lgg lgi lgk lgl lgr lgs lie lig lii lik lil lir lis lkg lkl lkr lks lle llg lli llk lll llr lls lrg lri lrk lrr lrs lse lsg lsi lsk lsl lsr lss re- ree reg rei rek rel rer res rge rgg rgi rgk rgr rgs rie rig rii rik ril rir ris rke rkg rkk rks rle rlg rli rll rlr rls rrg rri rrk rrl rrr rrs rse rsg rsi rsk rsl rsr rss se- see seg sei sek sel ser ses sge sgg sgi sgk sgl sgr sgs sie sig sii sik sil sir sis sk- ske skg ski skk skl skr sks sle slg sli slk sll slr sls sr- sre srg sri srk srl srr srs ss- sse ssg ssi ssk ssl ssr sss