bedad ebdad bdead dbead edbad debad beadd ebadd baedd abedd eabdd aebdd bdaed dbaed baded abded dabed adbed edabd deabd eadbd aedbd daebd adebd bedda ebdda bdeda dbeda edbda debda bedda ebdda bdeda dbeda edbda debda bddea dbdea bddea dbdea ddbea ddbea eddba dedba eddba dedba ddeba ddeba beadd ebadd baedd abedd eabdd aebdd bedad ebdad bdead dbead edbad debad baded abded bdaed dbaed adbed dabed eadbd aedbd edabd deabd adebd daebd bdade dbade badde abdde dabde adbde bddae dbdae bddae dbdae ddbae ddbae badde abdde bdade dbade adbde dabde dadbe addbe ddabe ddabe addbe dadbe edadb deadb eaddb aeddb daedb adedb eddab dedab eddab dedab ddeab ddeab eaddb aeddb edadb deadb adedb daedb dadeb addeb ddaeb ddaeb addeb dadeb
Note: these 'words' (valid or invalid) are all the permutations of the word bedad. These words are obtained by scrambling the letters in bedad.