pshse sphse phsse hpsse shpse hspse psshe spshe psshe spshe ssphe ssphe phsse hpsse pshse sphse hspse shpse shspe hsspe sshpe sshpe hsspe shspe pshes sphes phses hpses shpes hspes psehs spehs peshs epshs sephs esphs phess hpess pehss ephss hepss ehpss sheps hseps sehps eshps hesps ehsps psseh spseh psseh spseh sspeh sspeh psesh spesh pessh epssh sepsh espsh psesh spesh pessh epssh sepsh espsh sseph sseph sesph essph sesph essph phses hpses pshes sphes hspes shpes phess hpess pehss ephss hepss ehpss psehs spehs peshs epshs sephs esphs hseps sheps hesps ehsps sehps eshps shsep hssep sshep sshep hssep shsep shesp hsesp sehsp eshsp hessp ehssp ssehp ssehp seshp esshp seshp esshp hsesp shesp hessp ehssp sehsp eshsp
Note: these 'words' (valid or invalid) are all the permutations of the word pshse. These words are obtained by scrambling the letters in pshse.