mysaf ymsaf msyaf smyaf ysmaf symaf myasf ymasf maysf amysf yamsf aymsf msayf smayf masyf amsyf samyf asmyf ysamf syamf yasmf aysmf saymf asymf mysfa ymsfa msyfa smyfa ysmfa symfa myfsa ymfsa mfysa fmysa yfmsa fymsa msfya smfya mfsya fmsya sfmya fsmya ysfma syfma yfsma fysma sfyma fsyma myafs ymafs mayfs amyfs yamfs aymfs myfas ymfas mfyas fmyas yfmas fymas mafys amfys mfays fmays afmys famys yafms ayfms yfams fyams afyms fayms msafy smafy masfy amsfy samfy asmfy msfay smfay mfsay fmsay sfmay fsmay mafsy amfsy mfasy fmasy afmsy famsy safmy asfmy sfamy fsamy afsmy fasmy ysafm syafm yasfm aysfm sayfm asyfm ysfam syfam yfsam fysam sfyam fsyam yafsm ayfsm yfasm fyasm afysm faysm safym asfym sfaym fsaym afsym fasym
Note: these 'words' (valid or invalid) are all the permutations of the word mysaf. These words are obtained by scrambling the letters in mysaf.