k-t kkk kkn kks kkt kn- knk knn kno knt kok kon koo kos kot ksk ksn kso kss kst ktk ktn kto kts ktt nkk nkn nko nks nkt nnk nnn nno nns nnt no- nok non noo nos not nsk nsn nso nss nst ntk ntn nto nts ntt okk oko oks on- onk onn ono ons ont oo- ook oon ooo oos oot os- osk osn oso oss ost ot- otk otn oto ots ott sk- skk sko sks skt snk snn sno sns snt sok son soo sos sot ss- ssk ssn sso sss sst stk stn sto sts stt tkk tko tks tkt tnk tnn tno tns tnt to- tok ton too tos tot tsk tsn tso tss tst ttk ttn tto tts ttt