iii iin iip iir iki ikk ikr in- ini ink inn inp inr ipi ipn ipp ipr ir- iri irk irn irp irr kii kik kin kip kir kki kkk kkn kkp kkr kn- kni knk knn knp knr kpi kpk kpn kpp kpr kri krk krn krp krr n-i nii nik nin nip nir nki nkk nkn nkp nkr nni nnk nnn nnp npi npn npp npr nri nrk nrn nrp nrr p-p pii pik pin pip pir pki pkn pkp pkr pn- pni pnk pnn pnp pnr ppi ppk ppn ppp ppr pri prk prn prp prr rii rik rin rip rir rkk rkp rni rnn rnp rnr rpi rpk rpn rpp rpr rri rrk rrn rrp rrr