kkk kkl kkn kkr kks kku kl- klr kls klu kn- knk knl knn knr knu krk krl krn krr krs kru ksk ksl ksn ksr kss ksu kuk kul kun kur kus kuu lkl lkr lks llk lll lln llr lls llu lnk lnl lnn lnr lns lnu lrk lrn lrr lrs lru lsk lsl lsn lsr lss lsu luk lul lun lur lus luu nkk nkn nkr nks nku nlk nll nln nlr nls nlu nnk nnl nnn nns nnu nrk nrl nrn nrr nrs nru nsk nsl nsn nsr nss nsu nuk nul nun nur nus nuu rkk rks rku rll rln rlr rls rlu rnn rnr rns rnu rrk rrl rrn rrr rrs rru rsk rsl rsn rsr rss rsu ruk run rur rus ruu sk- skk skl skr sks sku slk sll sln slr sls slu snk snl snn snr sns snu sr- srk srl srn srr srs ss- ssk ssl ssn ssr sss ssu suk sul sun sur sus suu ukk ukl ukn ukr uku ulk ull uln ulr uls ulu un- unk unl unn unr uns unu ur- urk url urn urr urs uru usk usl usn usr uss usu uun uur uus uuu