baffs abffs bfafs fbafs afbfs fabfs baffs abffs bfafs fbafs afbfs fabfs bffas fbfas bffas fbfas ffbas ffbas affbs fafbs affbs fafbs ffabs ffabs bafsf abfsf bfasf fbasf afbsf fabsf basff absff bsaff sbaff asbff sabff bfsaf fbsaf bsfaf sbfaf fsbaf sfbaf afsbf fasbf asfbf safbf fsabf sfabf bafsf abfsf bfasf fbasf afbsf fabsf basff absff bsaff sbaff asbff sabff bfsaf fbsaf bsfaf sbfaf fsbaf sfbaf afsbf fasbf asfbf safbf fsabf sfabf bffsa fbfsa bffsa fbfsa ffbsa ffbsa bfsfa fbsfa bsffa sbffa fsbfa sfbfa bfsfa fbsfa bsffa sbffa fsbfa sfbfa ffsba ffsba fsfba sffba fsfba sffba affsb fafsb affsb fafsb ffasb ffasb afsfb fasfb asffb saffb fsafb sfafb afsfb fasfb asffb saffb fsafb sfafb ffsab ffsab fsfab sffab fsfab sffab
Note: these 'words' (valid or invalid) are all the permutations of the word baffs. These words are obtained by scrambling the letters in baffs.