-er eee eeg eek eeo eer ees eev ege egg egi ego egr egs eie eig eii eik eio eir eis eiv eke ekg eki eko ekr eks ekv eo- eoe eog eoi eok eoo eor eos ere erg eri erk ero err ers erv es- ese esg esi esk eso esr ess esv eve evg evi evo evr evs evv ge- gee geg gei gek geo ger ges gev ggg ggi ggo ggr ggs ggv gie gig gii gik gio gir gis giv gko gks goe gog goi gok goo gor gos gov gre grg gri grk gro grr grs grv gse gsg gsi gsk gso gsr gss gsv gve gvg gvi gvk gvo gvr gvs i-v ie- iee ieg iei iek ier ies iev ige igg igi igk igo igr igs iie iii iio iir iis ike iki ikk iko ikr iks ikv io- ioe iog ioi ioo ior ios iov ir- ire irg iri irk iro irr irs irv is- ise isg isi isk iso isr iss isv ive ivg ivi ivo ivr ivs ivv ke- kee keg kei kek keo ker kes kev kgi kgo kgs kgv kie kig kii kik kio kir kis kiv kke kki kkk kkr kks kkv koe kog koi kok koo kor kos krg kri krk kro krr krs krv kse ksg ksi ksk kso ksr kss ksv kvi kvk kvo kvr kvs kvv o-i oee oeg oei oeo oer oes oge ogg ogi ogo ogs oie oii oik oio oir ois oiv oke okg oki okk oko okr oks oo- oog ooi ook ooo oor oos oov or- ore org ori ork oro orr ors orv os- ose osg osi osk oso osr oss osv ov- ove ovi ovo ovs ovv re- ree reg rei rek reo rer res rev rge rgg rgi rgk rgo rgr rgs rgv rie rig rii rik rio rir ris riv rke rkg rkk rko rks rkv roe rog roi rok roo ror ros rov rrg rri rrk rrr rrs rse rsg rsi rsk rso rsr rss rsv rve rvg rvi rvo rvr rvs rvv se- see seg sei sek seo ser ses sev sge sgg sgi sgk sgo sgr sgs sgv sie sig sii sik sio sir sis siv sk- ske skg ski skk sko skr sks soe sog soi sok soo sor sos sov sr- sre srg sri srk sro srr srs srv ss- sse ssg ssi ssk sso ssr sss ssv sve svg svi svk svo svr svs svv v-e vee veg vei vek veo ver ves vgg vgo vgr vgs vi- vie vig vii vik vio vir vis viv vkg voe vog voi vok voo vor vos vov vre vrg vri vrk vrr vrs vse vsg vsi vsk vso vsr vss vsv vvg vvi vvo vvr vvs vvv