iicsn iicsn icisn ciisn icisn ciisn iiscn iiscn isicn siicn isicn siicn icsin cisin iscin sicin csiin sciin icsin cisin iscin sicin csiin sciin iicns iicns icins ciins icins ciins iincs iincs inics niics inics niics icnis cinis incis nicis cniis nciis icnis cinis incis nicis cniis nciis iisnc iisnc isinc siinc isinc siinc iinsc iinsc inisc niisc inisc niisc isnic sinic insic nisic sniic nsiic isnic sinic insic nisic sniic nsiic icsni cisni iscni sicni csini scini icnsi cinsi incsi nicsi cnisi ncisi isnci sinci insci nisci snici nsici csnii scnii cnsii ncsii sncii nscii icsni cisni iscni sicni csini scini icnsi cinsi incsi nicsi cnisi ncisi isnci sinci insci nisci snici nsici csnii scnii cnsii ncsii sncii nscii
Note: these 'words' (valid or invalid) are all the permutations of the word iicsn. These words are obtained by scrambling the letters in iicsn.