dddd ddot dntt dnut dod- dodd dodo dold doll dolo dolt dolu dond donn dono dont dood dool doon doot dotd doto dott doud doul doun dout dtot dudd dudo dudu dull dulo dult dulu dunn duno dunt duo- duon duul duut llll llod lloo llud lndn lold loll lolo lond lono lont lood lool loon loot lotd lotl loto lott loud loul loun lout louu ltnt ludd ludo lull lulu lund lunn luno lunt nddo ndnt ndut nnnn nnot nntn nodo nodu nold noll nolo nolt non- nonn nono nont nonu noo- nool noon nooo noot not- noto nott noul noun nout ntnd ntnu ntto nudd nudo null nunn nuno nunt nuon nutt nutu oddd odon odoo odot odou odtu oldn ollo olon olot oltu ondo onno onod onon ont- onto onut oold oolo oont oooo oto- oton otoo otto ottu ould oulu oun- ound out- outo ouu- tlon tndd tnut todd todo todt todu tol- told toll tolo tolt tolu tonn tono tonu tood tool toon toot totd toto tott toul toun tout tton tttt ttul tudu tull tulo tulu tund tunn tuno tunu tutl tuto tutt tutu tuuo udon udoo udot udun ullo ulno ulo- ulto ultt ulul undo unno unon unto unut utto uttu uulu uuno uuuu