iii iin iir iis iki ikk ikr iks in- ini ink inn inr ins ir- iri irk irn irr irs is- isi isk isn isr iss kii kik kin kir kis kki kkk kkn kkr kks kn- kni knk knn knr kri krk krn krr krs ksi ksk ksn ksr kss n-i nii nik nin nir nis nki nkk nkn nkr nks nni nnk nnn nns nri nrk nrn nrr nrs nsi nsk nsn nsr nss rii rik rin rir ris rkk rks rni rnn rnr rns rri rrk rrn rrr rrs rsi rsk rsn rsr rss sii sik sin sir sis sk- ski skk skr sks sni snk snn snr sns sr- sri srk srn srr srs ss- ssi ssk ssn ssr sss