dddd ddss ddts dgsn dntt dnus dnut dsgn dsng dssn dsst dstn dsts dtng dtss dudd duds dudu dugs dugu dung dunn duns dunt dust duts duut gggg ggss gnus gsds gudu gugg gugu gund gung gunn guns gunt gusd guss gust guts gutt gutu guus ndnt ndss ndut ngns ngsn ngtn ngts nguu nngn nnnn nnss nntn nsdg nsds nsdt nsss nstd nsts nstu ntds ntnd ntnu ntss ntsu nudd nugs nung nunn nuns nunt nuss nust nusu nuts nutt nutu sdds sdgs sdss sdsu sggg sggs sgsd sgss sgts snns snsd snug snus ssdd ssgs ssgt ssns ssss sstd ssts stds stnd stng stnn stns stss sttd stud stug stun stus stut sudd suds sug- sugg sun- sund sung sunn suns sunt sunu sus- susd suss sust susu sutu suus tdss tgts tndd tngs tnts tnut tsgt tssg tsst tsts tsun ttss tttt tudu tugg tugs tugu tund tung tunn tuns tunu tusd tuss tust tuts tutt tutu udds udsd udts udun uggs uggt uguu unds ungu unns uns- unsg unst unts unus unut usds usdt usnu usss usst ussu usts usun usus uttu utug uuuu