e-one eeeee ekeko ekene eneko enone enzen eofen feeze fenek fenne fenno fenoe feoff fezen foken fokke fonne foone k-one keefe keene keeno kefee keneo kenez kenko kenne keno- kenzo kezen kneen knoke knokk ko-ko koken kokez kokko konne konno konoe konze konzo kozen neez neeze nefen neffe nenno neofe nnooo no-no noekk nofee noken nokko nokon nonne nonno noone nooze nozno nozok nozze oeno- oenoe offek offen offof offon ofken ofone ofono okeke okene onene oneno oneof oneok oneon onken onne- onnen onoff onone onoon ooooo ozen- oznoz ozon- ozone ozono zenke zenne zeno- zenzo zeoke zfone zonke zonne zono- zzzzz