kkk kkm kkn kks kmk kmm kmo kms kn- knk knm knn kno kok kom kon koo kos ksk ksm ksn kso kss m-o mkk mkm mkn mko mks mmk mmm mmn mmo mms mnk mnm mnn mno mns mok mom mon moo mos msk msm msn mso mss nkk nkm nkn nko nks nmk nmm nmn nmo nms nnk nnm nnn nno nns no- nok nom non noo nos nsk nsm nsn nso nss okk oko oks om- omm omn omo oms on- onk onn ono ons oo- ook oom oon ooo oos os- osk osm osn oso oss sk- skk skm sko sks smk smm smn smo sms snk snm snn sno sns sok som son soo sos ss- ssk ssm ssn sso sss