-er a-a aaa aae aaj aak aan aar aas aea aee aej aek aen aer aes aja aje ajj ajk ajn ajr ajs aka ake akj akk akn akr aks an- ana ane anj ank ann anr ans ar- ara are arj ark arn arr ars as- asa ase asj ask asn asr ass eaa eae eaj eak ean ear eas eea eee eek een eer ees eja eka eke ekr eks en- ena ene enk enn enr ens era ere erk ern err ers es- esa ese esk esn esr ess jaa jae jaj jak jan jar jas jea jee jej jek jen jer jes jja jjj jjk jjr jjs jka jkk jkn jkr jks jna jne jnj jnn jnr jns jra jrk jrn jrr jrs jsa jse jsj jsk jsn jsr jss ka- kaa kae kaj kak kan kar kas ke- kea kee kek ken ker kes kje kjr kjs kke kkk kkn kkr kks kn- kna kne knk knn knr kra krk krn krr krs ksa kse ksk ksn ksr kss naa nae naj nak nan nar nas ne- nea nee nej nek nen ner nes nja nje njk njn njs nka nke nkj nkk nkn nkr nks nna nne nnk nnn nns nra nre nrj nrk nrn nrr nrs nsa nse nsk nsn nsr nss ra- raa rae raj rak ran rar ras re- rea ree rek ren rer res rja rjk rjr rke rkk rks rna rnn rnr rns rra rrk rrn rrr rrs rsa rse rsj rsk rsn rsr rss saa sae saj sak san sar sas se- sea see sej sek sen ser ses sja sje sjj sjk sjr sjs sk- ska ske skj skk skr sks sna sne snj snk snn snr sns sr- sra sre srj srk srn srr srs ss- ssa sse ssj ssk ssn ssr sss