nir nis nka nkc nke nki nkk nkm nkn nkr nks nla nlc nle nlg nli nlk nll nlm nln nlr nls nma nmc nme nmg nmi nmk nml nmm nmn nmr nms nna nnc nne nng nni nnk nnl nnm nnn nns nra nrc nre nrg nri nrk nrl nrm nrn nrr nrs nsa nsc nse nsg nsi nsk nsl nsm nsn nsr nss ra- raa rac rae rag rai rak ral ram ran rar ras rca rcc rce rcg rci rcl rcm rcn rcr rcs re- rea rec ree reg rei rek rel rem ren rer res rga rgc rge rgg rgi rgk rgn rgr rgs ria ric rie rig rii rik ril rim rin rir ris rkc rke rkg rkk rkm rks rla rlc rle rlg rli rll rlm rln rlr rls rma rmc rme rmg rmi rml rmm rmn rmr rms rna rnc rng rni rnm rnn rnr rns rra rrc rrg rri rrk rrl rrm rrn rrr rrs rsa rsc rse rsg rsi rsk rsl rsm rsn rsr rss saa sac sae sag sai sak sal sam san sar sas sca scc sce scg sci sck scl scm scn scr scs se- sea sec see seg sei sek sel sem sen ser ses sga sgc sge sgg sgi sgk sgl sgm sgn sgr sgs sia sic sie sig sii sik sil sim sin sir sis sk- ska skc ske skg ski skk skl skm skr sks sla slc sle slg sli slk sll slm sln slr sls sma smc sme smg smi smk sml smm smn smr sms sna snc sne sng sni snk snl snm snn snr sns sr- sra src sre srg sri srk srl srm srn srr srs ss- ssa ssc sse ssg ssi ssk ssl ssm ssn ssr sss