iiii iiis iiit iisi iisj iist iitt ijji inis init inji inni inns inss inst inti intj intn ints isin isis isit isnt issi isss isti istj ists itin itis itsi jiji jini jinn jins jint jist jiti jits jsss n-ii niit niji nini nins nisi niss nist niti nits nnit nnnn nnss nntn nsin nsis nsss nsts ntis ntss s-ii siit sijt sini sinj sinn sins sint sisi siss sist sit- siti sitn sits sitt sjis snit snns ssin ssis ssit ssns sssi ssss ssts stis stit stnn stns stsi stss tiit tiji tijs tini tinn tins tint tisi tiss tist titi tits titt tjsj tnts tsin tsis tssi tsst tsts ttss tttt