njuc jnuc nujc unjc junc ujnc njcu jncu ncju cnju jcnu cjnu nucj uncj ncuj cnuj ucnj cunj jucn ujcn jcun cjun ucjn cujn
Note: these 'words' (valid or invalid) are all the permutations of the word njuc. These words are obtained by scrambling the letters in njuc.