dddd ddss dnus dsls dssn dudd duds dudu dull dulu dunn duns duul ldls llds llll llud lndn lsds ludd lull lulu lund lunn luns luss ndls ndsl ndss nlls nnls nnnn nnsl nnss nsdl nsds nsls nsss nudd null nunn nuns nusl nuss nusu sdds sdls sdsl sdss sdsu slds slln slsu slud snns snsd snus ssdd ssns ssss sudd suds sul- suld sull sulu sun- sund sunn suns sunu sus- susd suss susu suus udds udsd udsl udun ulul ulus unds unns uns- unus usdl usds uslu usnu usss ussu usul usun usus uulu uuuu