dddd ddss ddts didi dids didu diii diis din- dini dinn dins dint dinu dis- disd disi diss dist diti dits ditt dius dnis dntt dnus dnut dssi dssn dsst dstn dsts dtss dudd duds dudu duid duin duis duit dunn duns dunt dusi dust duts duut idid idin idis idss idts idun idus iiii iiis iiit iisd iisi iist iisu iitt ind- indi inds indu inid inis init inni inns innu inss inst insu intd inti intn ints intu inui inun inus isdn isds isin isis isit isnt issi isss issu istd isti ists isus itin itis itsi itsu iuds iuiu iusd iuss iust n-ii ndnt ndsi ndss ndut nidd nidi nids niit niiu nind nini nins nisd nisi niss nist nisu niti nits nnit nnnn nnss nntn nsds nsdt nsin nsis nsss nstd nsts nstu ntds ntis ntnd ntnu ntss ntsu ntui nudd nudi nuin nuit nunn nuns nunt nusi nuss nust nusu nuts nutt nutu s-ii sdds sdss sdsu sidd sidi sids siit sind sini sinn sins sint sinu sisd sisi siss sist sisu sit- sitd siti sitn sits sitt situ siui sius siut snid snit snns snsd snus ssdd ssid ssin ssis ssit ssns sssi ssss sstd ssts stds stid stis stit stnd stnn stns stsi stss sttd stud stun stus stut sudd sudi suds suid suin suis suit sun- sund suni sunn suns sunt sunu sus- susd susi suss sust susu suti sutu suus tdis tdss tidd tids tiit tiiu tind tini tinn tins tint tinu tisi tiss tist titi tits titt titu tndd tnts tnut tsid tsin tsis tssi tsst tsts tsui tsun ttss tttt tudi tudu tuin tuis tuit tuiu tund tuni tunn tuns tunu tusd tusi tuss tust tuti tuts tutt tutu uddi udds udid udin udsd udts udun uint uisd uist uits undi unds uni- unii unin unis unit unni unns uns- unst unts unus unut usds usdt usin usis usnu usss usst ussu usti usts usui usun usus utid utin utis utti uttu uuni uusi uuuu