fanos afnos fnaos nfaos anfos nafos faons afons foans ofans aofns oafns fnoas nfoas fonas ofnas nofas onfas anofs naofs aonfs oanfs noafs onafs fanso afnso fnaso nfaso anfso nafso fasno afsno fsano sfano asfno safno fnsao nfsao fsnao sfnao nsfao snfao ansfo nasfo asnfo sanfo nsafo snafo faosn afosn foasn ofasn aofsn oafsn fason afson fsaon sfaon asfon safon fosan ofsan fsoan sfoan osfan sofan aosfn oasfn asofn saofn osafn soafn fnosa nfosa fonsa ofnsa nofsa onfsa fnsoa nfsoa fsnoa sfnoa nsfoa snfoa fosna ofsna fsona sfona osfna sofna nosfa onsfa nsofa snofa osnfa sonfa anosf naosf aonsf oansf noasf onasf ansof nasof asnof sanof nsaof snaof aosnf oasnf asonf saonf osanf soanf nosaf onsaf nsoaf snoaf osnaf sonaf
Note: these 'words' (valid or invalid) are all the permutations of the word fanos. These words are obtained by scrambling the letters in fanos.