nhiec hniec nihec inhec hinec ihnec nheic hneic nehic enhic henic ehnic niehc inehc neihc enihc ienhc einhc hienc ihenc heinc ehinc iehnc eihnc nhice hnice nihce inhce hince ihnce nhcie hncie nchie cnhie hcnie chnie niche inche ncihe cnihe icnhe cinhe hicne ihcne hcine chine ichne cihne nheci hneci nehci enhci henci ehnci nhcei hncei nchei cnhei hcnei chnei nechi enchi ncehi cnehi ecnhi cenhi hecni ehcni hceni cheni echni cehni niech inech neich enich iench einch niceh inceh ncieh cnieh icneh cineh necih encih nceih cneih ecnih cenih iecnh eicnh icenh cienh ecinh ceinh hiecn ihecn heicn ehicn iehcn eihcn hicen ihcen hcien chien ichen cihen hecin ehcin hcein chein echin cehin iechn eichn icehn ciehn ecihn ceihn
Note: these 'words' (valid or invalid) are all the permutations of the word nhiec. These words are obtained by scrambling the letters in nhiec.