k-z kkk kkm kkn kkr kky kmk kmm kmo kmz kn- knk knm knn kno knr kok kom kon koo kor koy koz krk krn kro krr kry kym kyn kyo kyr kyz kzo kzy m-o m-r mkk mkm mkn mko mkr mky mkz mmk mmm mmn mmo mmr mmz mnk mnm mnn mno mnr mnz mok mom mon moo mor moy moz mrk mrm mrn mro mrr mry mrz my- myk mym myn myo myr mzm mzn nkk nkm nkn nko nkr nky nmk nmm nmn nmo nmr nmz nnk nnm nnn nno nnz no- nok nom non noo nor noy noz nrk nrm nrn nro nrr nry nrz nyk nym nyn nyo nyy nzo nzz okk oko okr om- omm omn omo omr omy omz on- onk onn ono onr ony oo- ook oom oon ooo oor or- ork orm orn oro orr ory orz oyo ozm ozo ozz rkk rkm rko rky rkz rmm rmn rmo rmr rnm rnn rno rnr rny rnz rok rom ron roo ror roy roz rrk rrm rrn rrr ry- ryk rym ryn ryo ryr ryy ryz rzm rzo rzy ykk ykm ykn ymm ymo ynk ynn yny yok yom yon yoo yor yoy yrn yro yyy yyz yzr yzy zmk zmm znn zno zo- zok zom zon zoo zor zro zym zzr zzy zzz