llll lloo loll lolo lono lont lool loon loot lotl loto lott loul loun lout louu ltnt lull lulu lunn luno lunt nnnn nnot nntn noll nolo nolt non- nonn nono nont nonu noo- nool noon nooo noot not- noto nott noul noun nout ntnu ntto null nunn nuno nunt nuon nutt nutu ollo olon olot oltu onno onon ont- onto onut oolo oont oooo oto- oton otoo otto ottu oulu oun- out- outo ouu- tlon tnut tol- toll tolo tolt tolu tonn tono tonu tool toon toot toto tott toul toun tout tton tttt ttul tull tulo tulu tunn tuno tunu tutl tuto tutt tutu tuuo ullo ulno ulo- ulto ultt ulul unno unon unto unut utto uttu uulu uuno uuuu