hdsar dhsar hsdar shdar dshar sdhar hdasr dhasr hadsr ahdsr dahsr adhsr hsadr shadr hasdr ahsdr sahdr ashdr dsahr sdahr dashr adshr sadhr asdhr hdsra dhsra hsdra shdra dshra sdhra hdrsa dhrsa hrdsa rhdsa drhsa rdhsa hsrda shrda hrsda rhsda srhda rshda dsrha sdrha drsha rdsha srdha rsdha hdars dhars hadrs ahdrs dahrs adhrs hdras dhras hrdas rhdas drhas rdhas hards ahrds hrads rhads arhds rahds darhs adrhs drahs rdahs ardhs radhs hsard shard hasrd ahsrd sahrd ashrd hsrad shrad hrsad rhsad srhad rshad harsd ahrsd hrasd rhasd arhsd rahsd sarhd asrhd srahd rsahd arshd rashd dsarh sdarh dasrh adsrh sadrh asdrh dsrah sdrah drsah rdsah srdah rsdah darsh adrsh drash rdash ardsh radsh sardh asrdh sradh rsadh arsdh rasdh
Note: these 'words' (valid or invalid) are all the permutations of the word hdsar. These words are obtained by scrambling the letters in hdsar.