iii iil iir iis iki ikk ikl ikr iks il- ili ilk ill ilr ils ir- iri irk irl irr irs is- isi isk isl isr iss kii kik kil kir kis kki kkk kkl kkr kks kl- kli klr kls kri krk krl krr krs ksi ksk ksl ksr kss lii lik lil lir lis lkl lkr lks lli llk lll llr lls lri lrk lrr lrs lsi lsk lsl lsr lss rii rik ril rir ris rkk rks rli rll rlr rls rri rrk rrl rrr rrs rsi rsk rsl rsr rss sii sik sil sir sis sk- ski skk skl skr sks sli slk sll slr sls sr- sri srk srl srr srs ss- ssi ssk ssl ssr sss