kkk kkm kkn kkr kmk kmm kmo kn- knk knm knn kno knr kok kom kon koo kor krk krn kro krr m-o m-r mkk mkm mkn mko mkr mmk mmm mmn mmo mmr mnk mnm mnn mno mnr mok mom mon moo mor mrk mrm mrn mro mrr nkk nkm nkn nko nkr nmk nmm nmn nmo nmr nnk nnm nnn nno no- nok nom non noo nor nrk nrm nrn nro nrr okk oko okr om- omm omn omo omr on- onk onn ono onr oo- ook oom oon ooo oor or- ork orm orn oro orr rkk rkm rko rmm rmn rmo rmr rnm rnn rno rnr rok rom ron roo ror rrk rrm rrn rrr