wecn ewcn wcen cwen ecwn cewn wenc ewnc wnec nwec enwc newc wcne cwne wnce nwce cnwe ncwe ecnw cenw encw necw cnew ncew
Note: these 'words' (valid or invalid) are all the permutations of the word wecn. These words are obtained by scrambling the letters in wecn.