header ehader haeder aheder eahder aehder hedaer ehdaer hdeaer dheaer edhaer dehaer hadeer ahdeer hdaeer dhaeer adheer daheer eadher aedher edaher deaher adeher daeher heaedr ehaedr haeedr aheedr eahedr aehedr heeadr eheadr heeadr eheadr eehadr eehadr haeedr aheedr heaedr ehaedr aehedr eahedr eaehdr aeehdr eeahdr eeahdr aeehdr eaehdr hedear ehdear hdeear dheear edhear dehear heedar ehedar heedar ehedar eehdar eehdar hdeear dheear hedear ehdear dehear edhear edehar deehar eedhar eedhar deehar edehar hadeer ahdeer hdaeer dhaeer adheer daheer haeder aheder header ehader aehder eahder hdeaer dheaer hedaer ehdaer dehaer edhaer adeher daeher aedher eadher deaher edaher eadehr aedehr edaehr deaehr adeehr daeehr eaedhr aeedhr eeadhr eeadhr aeedhr eaedhr edeahr deeahr eedahr eedahr deeahr edeahr adeehr daeehr aedehr eadehr deaehr edaehr headre ehadre haedre ahedre eahdre aehdre hedare ehdare hdeare dheare edhare dehare hadere ahdere hdaere dhaere adhere dahere eadhre aedhre edahre deahre adehre daehre hearde eharde haerde aherde eahrde aehrde herade ehrade hreade rheade erhade rehade harede ahrede hraede rhaede arhede rahede earhde aerhde erahde reahde arehde raehde hedrae ehdrae hderae dherae edhrae dehrae herdae ehrdae hredae rhedae erhdae rehdae hdreae dhreae hrdeae rhdeae drheae rdheae edrhae derhae erdhae redhae drehae rdehae hadree ahdree hdaree dharee adhree dahree hardee ahrdee hradee rhadee arhdee rahdee hdraee dhraee hrdaee rhdaee drhaee rdhaee adrhee darhee ardhee radhee drahee rdahee eadrhe aedrhe edarhe dearhe aderhe daerhe eardhe aerdhe eradhe readhe aredhe raedhe edrahe derahe erdahe redahe dreahe rdeahe adrehe darehe ardehe radehe draehe rdaehe heaerd ehaerd haeerd aheerd eaherd aeherd heeard eheard heeard eheard eehard eehard haeerd aheerd heaerd ehaerd aeherd eaherd eaehrd aeehrd eeahrd eeahrd aeehrd eaehrd heared ehared haered ahered eahred aehred heraed ehraed hreaed rheaed erhaed rehaed hareed ahreed hraeed rhaeed arheed raheed earhed aerhed erahed reahed arehed raehed heerad eherad heerad eherad eehrad eehrad heread ehread hreead rheead erhead rehead heread ehread hreead rheead erhead rehead eerhad eerhad erehad reehad erehad reehad haered ahered heared ehared aehred eahred hareed ahreed hraeed rhaeed arheed raheed heraed ehraed hreaed rheaed erhaed rehaed aerhed earhed arehed raehed erahed reahed eaerhd aeerhd eearhd eearhd aeerhd eaerhd earehd aerehd eraehd reaehd areehd raeehd eerahd eerahd ereahd reeahd ereahd reeahd aerehd earehd areehd raeehd eraehd reaehd hedera ehdera hdeera dheera edhera dehera heedra ehedra heedra ehedra eehdra eehdra hdeera dheera hedera ehdera dehera edhera edehra deehra eedhra eedhra deehra edehra hedrea ehdrea hderea dherea edhrea dehrea herdea ehrdea hredea rhedea erhdea rehdea hdreea dhreea hrdeea rhdeea drheea rdheea edrhea derhea erdhea redhea drehea rdehea heerda eherda heerda eherda eehrda eehrda hereda ehreda hreeda rheeda erheda reheda hereda ehreda hreeda rheeda erheda reheda eerhda eerhda erehda reehda erehda reehda hderea dherea hedrea ehdrea dehrea edhrea hdreea dhreea hrdeea rhdeea drheea rdheea herdea ehrdea hredea rhedea erhdea rehdea derhea edrhea drehea rdehea erdhea redhea ederha deerha eedrha eedrha deerha ederha edreha dereha erdeha redeha dreeha rdeeha eerdha eerdha eredha reedha eredha reedha dereha edreha dreeha rdeeha erdeha redeha hadere ahdere hdaere dhaere adhere dahere haedre ahedre headre ehadre aehdre eahdre hdeare dheare hedare ehdare dehare edhare adehre daehre aedhre eadhre deahre edahre hadree ahdree hdaree dharee adhree dahree hardee ahrdee hradee rhadee arhdee rahdee hdraee dhraee hrdaee rhdaee drhaee rdhaee adrhee darhee ardhee radhee drahee rdahee haerde aherde hearde eharde aehrde eahrde harede ahrede hraede rhaede arhede rahede herade ehrade hreade rheade erhade rehade aerhde earhde arehde raehde erahde reahde hderae dherae hedrae ehdrae dehrae edhrae hdreae dhreae hrdeae rhdeae drheae rdheae herdae ehrdae hredae rhedae erhdae rehdae derhae edrhae drehae rdehae erdhae redhae aderhe daerhe aedrhe eadrhe dearhe edarhe adrehe darehe ardehe radehe draehe rdaehe aerdhe eardhe aredhe raedhe eradhe readhe derahe edrahe dreahe rdeahe erdahe redahe eaderh aederh edaerh deaerh adeerh daeerh eaedrh aeedrh eeadrh eeadrh aeedrh eaedrh edearh deearh eedarh eedarh deearh edearh adeerh daeerh aederh eaderh deaerh edaerh eadreh aedreh edareh deareh adereh daereh eardeh aerdeh eradeh readeh aredeh raedeh edraeh deraeh erdaeh redaeh dreaeh rdeaeh adreeh dareeh ardeeh radeeh draeeh rdaeeh eaerdh aeerdh eeardh eeardh aeerdh eaerdh earedh aeredh eraedh reaedh areedh raeedh eeradh eeradh ereadh reeadh ereadh reeadh aeredh earedh areedh raeedh eraedh reaedh ederah deerah eedrah eedrah deerah ederah edreah dereah erdeah redeah dreeah rdeeah eerdah eerdah eredah reedah eredah reedah dereah edreah dreeah rdeeah erdeah redeah adereh daereh aedreh eadreh deareh edareh adreeh dareeh ardeeh radeeh draeeh rdaeeh aerdeh eardeh aredeh raedeh eradeh readeh deraeh edraeh dreaeh rdeaeh erdaeh redaeh
Note: these 'words' (valid or invalid) are all the permutations of the word header. These words are obtained by scrambling the letters in header.