adfkl dafkl afdkl fadkl dfakl fdakl adkfl dakfl akdfl kadfl dkafl kdafl afkdl fakdl akfdl kafdl fkadl kfadl dfkal fdkal dkfal kdfal fkdal kfdal adflk daflk afdlk fadlk dfalk fdalk adlfk dalfk aldfk ladfk dlafk ldafk afldk faldk alfdk lafdk fladk lfadk dflak fdlak dlfak ldfak fldak lfdak adklf daklf akdlf kadlf dkalf kdalf adlkf dalkf aldkf ladkf dlakf ldakf akldf kaldf alkdf lakdf kladf lkadf dklaf kdlaf dlkaf ldkaf kldaf lkdaf afkld fakld akfld kafld fkald kfald aflkd falkd alfkd lafkd flakd lfakd aklfd kalfd alkfd lakfd klafd lkafd fklad kflad flkad lfkad klfad lkfad dfkla fdkla dkfla kdfla fkdla kfdla dflka fdlka dlfka ldfka fldka lfdka dklfa kdlfa dlkfa ldkfa kldfa lkdfa fklda kflda flkda lfkda klfda lkfda
Note: these 'words' (valid or invalid) are all the permutations of the word adfkl. These words are obtained by scrambling the letters in adfkl.