nil nin nir nis nka nkc nke nkf nki nkk nkn nkr nks nla nlc nle nlf nlh nli nlk nll nln nlr nls nna nnc nne nnf nnh nni nnk nnl nnn nns nra nrc nre nrf nri nrk nrl nrn nrr nrs nsa nsc nse nsf nsh nsi nsk nsl nsn nsr nss ra- raa rac rae raf rah rai rak ral ran rar ras rca rcc rce rcf rch rci rcl rcn rcr rcs re- rea rec ree ref reh rei rek rel ren rer res rfa rfc rfe rff rfh rfi rfk rfl rfn rfr rfs rh- rha rhc rhe rhf rhh rhi rhl rhn rhr rhs ria ric rie rif rih rii rik ril rin rir ris rkc rke rkf rkk rks rla rlc rle rlf rlh rli rll rln rlr rls rna rnc rnh rni rnn rnr rns rra rrc rrf rrh rri rrk rrl rrn rrr rrs rsa rsc rse rsf rsh rsi rsk rsl rsn rsr rss saa sac sae saf sah sai sak sal san sar sas sca scc sce scf sch sci sck scl scn scr scs se- sea sec see sef seh sei sek sel sen ser ses sfa sfc sfe sff sfh sfi sfk sfl sfn sfr sfs sh- sha shc she shf shh shi shk shl shn shr shs sia sic sie sif sih sii sik sil sin sir sis sk- ska skc ske skf skh ski skk skl skr sks sla slc sle slf slh sli slk sll sln slr sls sna snc sne snf sni snk snl snn snr sns sr- sra src sre srf srh sri srk srl srn srr srs ss- ssa ssc sse ssf ssh ssi ssk ssl ssn ssr sss