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