gofao ogfao gfoao fgoao ofgao fogao goafo ogafo gaofo agofo oagfo aogfo gfaoo fgaoo gafoo agfoo fagoo afgoo ofago foago oafgo aofgo faogo afogo gofoa ogfoa gfooa fgooa ofgoa fogoa goofa ogofa goofa ogofa oogfa oogfa gfooa fgooa gofoa ogfoa fogoa ofgoa ofoga fooga oofga oofga fooga ofoga goaof ogaof gaoof agoof oagof aogof gooaf ogoaf gooaf ogoaf oogaf oogaf gaoof agoof goaof ogaof aogof oagof oaogf aoogf ooagf ooagf aoogf oaogf gfaoo fgaoo gafoo agfoo fagoo afgoo gfoao fgoao gofao ogfao fogao ofgao gaofo agofo goafo ogafo aogfo oagfo faogo afogo foago ofago aofgo oafgo ofaog foaog oafog aofog faoog afoog ofoag fooag oofag oofag fooag ofoag oaofg aoofg ooafg ooafg aoofg oaofg faoog afoog foaog ofaog aofog oafog
Note: these 'words' (valid or invalid) are all the permutations of the word gofao. These words are obtained by scrambling the letters in gofao.