iiii iiis iiit iisi iist iisu iitt inis init inni inns innu inss inst insu inti intn ints intu inui inun inus inxs isin isis isit isnt issi isss issu isti ists isus itin itis itsi itsu iuiu iuss iust ixxi n-ii niit niiu nini nins nisi niss nist nisu niti nits nixi nixt nnit nnnn nnss nntn nsin nsis nsss nsts nstu ntis ntnu ntss ntsu ntui nuin nuit nuix nunn nuns nunt nusi nuss nust nusu nuts nutt nutu s-ii siit sini sinn sins sint sinu sisi siss sist sisu sit- siti sitn sits sitt situ siui sius siut sixt sixx snit snns snus ssin ssis ssit ssns sssi ssss ssts stis stit stix stnn stns stsi stss stun stus stut stux suin suis suit sun- suni sunn suns sunt sunu sus- susi suss sust susu suti sutu suus sux- suxt tiit tiiu tini tinn tins tint tinu tisi tiss tist titi tits titt titu tixt tnts tnut tsin tsis tsix tssi tsst tsts tsui tsun ttss tttt tuin tuis tuit tuiu tuix tuni tunn tuns tunu tusi tuss tust tuti tuts tutt tutu tuxs txii uint uist uits uni- unii unin unis unit unix unni unns uns- unst unts unus unut usin usis usix usnu usss usst ussu usti usts usui usun usus utin utis utti uttu uuni uusi uuuu uxus xiii xinu xisi xist xixi xsin xsun xuxu xxii xxix xxxi xxxx