-er eee eef eeg eek een eer ees ef- efe eff efg efr efs ege egf egg egn egr egs egu eke ekf ekg ekr eks eku en- ene enf eng enk enn enr ens enu ere erf erg erk ern err ers eru es- ese esf esg esk esn esr ess esu eu- eue euf eug eun eur eus fee fef feg fek fen fer fes feu ffe fff ffg ffk ffn ffr ffs ffu fge fgf fgg fgn fgr fgs fkf fkg fkk fne fnf fng fnk fnn fnr fns fnu fre frf frg frk frn frr frs fru fse fsf fsg fsk fsn fsr fss fsu fue fuf fug fuk fun fur fus fuu ge- gee gef geg gek gen ger ges geu gfe gff gfk gfr gfs ggg ggn ggr ggs ggu gkn gks gne gnf gnn gnr gns gnu gre grf grg grk grn grr grs gru gse gsf gsg gsk gsn gsr gss gsu gu- gue guf gug guk gun gur gus guu ke- kee kef keg kek ken ker kes kff kfg kfs kfu kgf kgs kgu kke kkk kkn kkr kks kku kn- kne knf kng knk knn knr knu krf krg krk krn krr krs kru kse ksf ksg ksk ksn ksr kss ksu kue kug kuk kun kur kus kuu ne- nee nef neg nek nen ner nes neu nfe nff nfk nfn nfr nfs nfu nge ngf ngg ngk ngn ngs ngu nke nkf nkk nkn nkr nks nku nne nnf nng nnk nnn nns nnu nre nrf nrg nrk nrn nrr nrs nru nse nsf nsg nsk nsn nsr nss nsu nue nug nuk nun nur nus nuu re- ree ref reg rek ren rer res reu rfe rff rfg rfk rfn rfr rfs rfu rge rgf rgg rgk rgn rgr rgs rke rkf rkg rkk rks rku rng rnn rnr rns rnu rrf rrg rrk rrn rrr rrs rru rse rsf rsg rsk rsn rsr rss rsu rue ruf rug ruk run rur rus ruu se- see sef seg sek sen ser ses seu sfe sff sfg sfk sfn sfr sfs sfu sge sgf sgg sgk sgn sgr sgs sgu sk- ske skf skg skk skr sks sku sne snf sng snk snn snr sns snu sr- sre srf srg srk srn srr srs ss- sse ssf ssg ssk ssn ssr sss ssu sue suf sug suk sun sur sus suu uee uef ueg uen uer ues ufe uff ufg ufn ufr ufs ufu uge ugf ugg ugk ugn ugr ugs ugu uke ukf ukk ukn ukr uku un- une unf ung unk unn unr uns unu ur- ure urf urg urk urn urr urs uru use usf usg usk usn usr uss usu uue uug uun uur uus uuu