srpsa rspsa sprsa psrsa rpssa prssa srspa rsspa ssrpa ssrpa rsspa srspa spsra pssra sspra sspra pssra spsra rpssa prssa rspsa srpsa psrsa sprsa srpas rspas spras psras rpsas prsas sraps rsaps sarps asrps rasps arsps spars psars saprs asprs pasrs apsrs rpass prass rapss arpss parss aprss srsap rssap ssrap ssrap rssap srsap srasp rsasp sarsp asrsp rassp arssp ssarp ssarp sasrp assrp sasrp assrp rsasp srasp rassp arssp sarsp asrsp spsar pssar sspar sspar pssar spsar spasr psasr sapsr aspsr passr apssr ssapr ssapr saspr asspr saspr asspr psasr spasr passr apssr sapsr aspsr rpsas prsas rspas srpas psras spras rpass prass rapss arpss parss aprss rsaps sraps rasps arsps sarps asrps psars spars pasrs apsrs saprs asprs
Note: these 'words' (valid or invalid) are all the permutations of the word srpsa. These words are obtained by scrambling the letters in srpsa.