-er eee eeg eek eeo eer ees ege egg egi ego egr egs egu eie eig eii eik eio eir eis eiu eke ekg eki eko ekr eks eku eo- eoe eog eoi eok eoo eor eos eou ere erg eri erk ero err ers eru es- ese esg esi esk eso esr ess esu eu- eue eug eui eur eus ge- gee geg gei gek geo ger ges geu ggg ggi ggo ggr ggs ggu gie gig gii gik gio gir gis giu gko gks goe gog goi gok goo gor gos gou gre grg gri grk gro grr grs gru gse gsg gsi gsk gso gsr gss gsu gu- gue gug gui guk guo gur gus guu ie- iee ieg iei iek ier ies ige igg igi igk igo igr igs igu iie iii iio iir iis iiu ike iki ikk iko ikr iks iku io- ioe iog ioi ioo ior ios iou ir- ire irg iri irk iro irr irs iru is- ise isg isi isk iso isr iss isu iu- iue iug iui iur ius ke- kee keg kei kek keo ker kes kgi kgo kgs kgu kie kig kii kik kio kir kis kiu kke kki kkk kkr kks kku koe kog koi kok koo kor kos kou krg kri krk kro krr krs kru kse ksg ksi ksk kso ksr kss ksu kue kug kui kuk kur kus kuu o-i oee oeg oei oeo oer oes oge ogg ogi ogo ogs oie oii oik oio oir ois oiu oke okg oki okk oko okr oks oku oo- oog ooi ook ooo oor oos or- ore org ori ork oro orr ors oru os- ose osg osi osk oso osr oss osu ou- oue oui ouk ouo our ous re- ree reg rei rek reo rer res reu rge rgg rgi rgk rgo rgr rgs rie rig rii rik rio rir ris rke rkg rkk rko rks rku roe rog roi rok roo ror ros rou rrg rri rrk rrr rrs rru rse rsg rsi rsk rso rsr rss rsu rue rug rui ruk ruo rur rus ruu se- see seg sei sek seo ser ses seu sge sgg sgi sgk sgo sgr sgs sgu sie sig sii sik sio sir sis siu sk- ske skg ski skk sko skr sks sku soe sog soi sok soo sor sos sou sr- sre srg sri srk sro srr srs ss- sse ssg ssi ssk sso ssr sss ssu sue sug sui suk suo sur sus suu uee ueg uei uer ues uge ugg ugi ugk ugo ugr ugs ugu uie uig uii uio uir uis uiu uke uki ukk ukr uku uoe uog uok uoo uor uos ur- ure urg uri urk uro urr urs uru use usg usi usk uso usr uss usu uue uug uur uus uuu