fiche ifche fcihe cfihe icfhe cifhe fihce ifhce fhice hfice ihfce hifce fchie cfhie fhcie hfcie chfie hcfie ichfe cihfe ihcfe hicfe chife hcife ficeh ifceh fcieh cfieh icfeh cifeh fiech ifech feich efich iefch eifch fceih cfeih fecih efcih cefih ecfih icefh ciefh iecfh eicfh ceifh ecifh fihec ifhec fhiec hfiec ihfec hifec fiehc ifehc feihc efihc iefhc eifhc fheic hfeic fehic efhic hefic ehfic ihefc hiefc iehfc eihfc heifc ehifc fchei cfhei fhcei hfcei chfei hcfei fcehi cfehi fechi efchi cefhi ecfhi fheci hfeci fehci efhci hefci ehfci chefi hcefi cehfi echfi hecfi ehcfi ichef cihef ihcef hicef chief hcief icehf ciehf iechf eichf ceihf ecihf ihecf hiecf iehcf eihcf heicf ehicf cheif hceif cehif echif hecif ehcif
Note: these 'words' (valid or invalid) are all the permutations of the word fiche. These words are obtained by scrambling the letters in fiche.