klonk klunk knokk knoll knork knorr knurl knurr ko-ko kokko kokor kokou kokur kollo kollu kolno kolol kolun kolur konno konnu konro konur koolu koonu koorn kooru korku korno korol koron koror korro koruk korun koulo kouno krnuo kroll kronk kroon kroun krull krunk kruun kukko kukok kukur kullo kullu kulno kulor kulul kulun kulur kunku kunur kurku kurlu kuruk l-ron lokur lollo lolol lonko loron loruk lorun louro lukko lukok lukou lulul lurun nkolo nnooo no-no nokko nokon nokul non-u nonno noonu norok noron norro norun nu-nu nuklo nullo nunon nunun nuoro nurlu nuruk nurun okkur okoro okuku okuru ollon ollur olour onoon onorn onour ooooo orlok orlon ornon orolu orono oruku oruro oullo oulon oulun ouoro ourno ourol ro-ro rokkk rokon rollo rolok rolon ronk- ronko ronno ronok rouko roulk roull rullo rulon runo- runon ukoln ullur ulno- ululu uluru unkur unnun unnur unoor unorn unrol unrun unurn urkun urnok urour uuork uuuuu