quin uqin qiun iqun uiqn iuqn quni uqni qnui nqui unqi nuqi qinu iqnu qniu nqiu inqu niqu uinq iunq uniq nuiq inuq niuq
Note: these 'words' (valid or invalid) are all the permutations of the word quin. These words are obtained by scrambling the letters in quin.