plpsa lppsa pplsa pplsa lppsa plpsa plspa lpspa pslpa splpa lsppa slppa ppsla ppsla pspla sppla pspla sppla lpspa plspa lsppa slppa pslpa splpa plpas lppas pplas pplas lppas plpas plaps lpaps palps aplps lapps alpps ppals ppals papls appls papls appls lpaps plaps lapps alpps palps aplps plsap lpsap pslap splap lspap slpap plasp lpasp palsp aplsp lapsp alpsp psalp spalp paslp apslp saplp asplp lsapp slapp laspp alspp salpp aslpp ppsal ppsal pspal sppal pspal sppal ppasl ppasl papsl appsl papsl appsl psapl spapl paspl apspl sappl asppl psapl spapl paspl apspl sappl asppl lpsap plsap lspap slpap pslap splap lpasp plasp lapsp alpsp palsp aplsp lsapp slapp laspp alspp salpp aslpp psalp spalp paslp apslp saplp asplp
Note: these 'words' (valid or invalid) are all the permutations of the word plpsa. These words are obtained by scrambling the letters in plpsa.