gwaw wgaw gaww agww wagw awgw gwwa wgwa gwwa wgwa wwga wwga gaww agww gwaw wgaw awgw wagw wawg awwg wwag wwag awwg wawg
Note: these 'words' (valid or invalid) are all the permutations of the word gwaw. These words are obtained by scrambling the letters in gwaw.