iiii iiit iitr iitt init inni innr innu inri inti intn intr intu inui inun iri- irin irri irti irun itin itri itur iuiu n-ii niir niit niiu nini nirt niru niti nitr niur nnit nnnn nntn ntnu ntru nttr ntui nuin nuit nunn nunt nuri nurn nurr nurt nuru nutt nutu riin rinn riri riti ritt ritu rnin rnnt rnut rrrr rrun ruin ruit runi runn runt ruri ruru ruti rutt rutu ruun tiit tiiu tini tinn tint tinu tiri tirr tiru titi titt titu tnut tri- trin trit trtr trun trut truu tttt tuin tuit tuiu tuni tunn tunu turi turn turr turt turu tuti tutt tutu uint uirr uni- unii unin unir unit unni unut urin uriu urni urri urun urur urut utin utri utti uttu uuni uuri uuuu