sirras isrras sriras rsiras irsras risras sirras isrras sriras rsiras irsras risras srrias rsrias srrias rsrias rrsias rrsias irrsas rirsas irrsas rirsas rrisas rrisas sirars isrars sriars rsiars irsars risars siarrs isarrs sairrs asirrs iasrrs aisrrs srairs rsairs sarirs asrirs rasirs arsirs irasrs riasrs iarsrs airsrs raisrs arisrs sirars isrars sriars rsiars irsars risars siarrs isarrs sairrs asirrs iasrrs aisrrs srairs rsairs sarirs asrirs rasirs arsirs irasrs riasrs iarsrs airsrs raisrs arisrs srrais rsrais srrais rsrais rrsais rrsais sraris rsaris sarris asrris rasris arsris sraris rsaris sarris asrris rasris arsris rrasis rrasis rarsis arrsis rarsis arrsis irrass rirass irrass rirass rriass rriass irarss riarss iarrss airrss rairss arirss irarss riarss iarrss airrss rairss arirss rraiss rraiss rariss arriss rariss arriss sirrsa isrrsa srirsa rsirsa irsrsa risrsa sirrsa isrrsa srirsa rsirsa irsrsa risrsa srrisa rsrisa srrisa rsrisa rrsisa rrsisa irrssa rirssa irrssa rirssa rrissa rrissa sirsra isrsra srisra rsisra irssra rissra sisrra issrra ssirra ssirra issrra sisrra srsira rssira ssrira ssrira rssira srsira irssra rissra isrsra sirsra rsisra srisra sirsra isrsra srisra rsisra irssra rissra sisrra issrra ssirra ssirra issrra sisrra srsira rssira ssrira ssrira rssira srsira irssra rissra isrsra sirsra rsisra srisra srrsia rsrsia srrsia rsrsia rrssia rrssia srsria rssria ssrria ssrria rssria srsria srsria rssria ssrria ssrria rssria srsria rrssia rrssia rsrsia srrsia rsrsia srrsia irrssa rirssa irrssa rirssa rrissa rrissa irsrsa risrsa isrrsa sirrsa rsirsa srirsa irsrsa risrsa isrrsa sirrsa rsirsa srirsa rrsisa rrsisa rsrisa srrisa rsrisa srrisa sirasr israsr sriasr rsiasr irsasr risasr siarsr isarsr sairsr asirsr iasrsr aisrsr sraisr rsaisr sarisr asrisr rasisr arsisr irassr riassr iarssr airssr raissr arissr sirsar isrsar srisar rsisar irssar rissar sisrar issrar ssirar ssirar issrar sisrar srsiar rssiar ssriar ssriar rssiar srsiar irssar rissar isrsar sirsar rsisar srisar siasrr isasrr saisrr asisrr iassrr aissrr sisarr issarr ssiarr ssiarr issarr sisarr sasirr assirr ssairr ssairr assirr sasirr iassrr aissrr isasrr siasrr asisrr saisrr srasir rsasir sarsir asrsir rassir arssir srsair rssair ssrair ssrair rssair srsair sasrir assrir ssarir ssarir assrir sasrir rassir arssir rsasir srasir asrsir sarsir irassr riassr iarssr airssr raissr arissr irsasr risasr israsr sirasr rsiasr sriasr iasrsr aisrsr isarsr siarsr asirsr sairsr rasisr arsisr rsaisr sraisr asrisr sarisr sirasr israsr sriasr rsiasr irsasr risasr siarsr isarsr sairsr asirsr iasrsr aisrsr sraisr rsaisr sarisr asrisr rasisr arsisr irassr riassr iarssr airssr raissr arissr sirsar isrsar srisar rsisar irssar rissar sisrar issrar ssirar ssirar issrar sisrar srsiar rssiar ssriar ssriar rssiar srsiar irssar rissar isrsar sirsar rsisar srisar siasrr isasrr saisrr asisrr iassrr aissrr sisarr issarr ssiarr ssiarr issarr sisarr sasirr assirr ssairr ssairr assirr sasirr iassrr aissrr isasrr siasrr asisrr saisrr srasir rsasir sarsir asrsir rassir arssir srsair rssair ssrair ssrair rssair srsair sasrir assrir ssarir ssarir assrir sasrir rassir arssir rsasir srasir asrsir sarsir irassr riassr iarssr airssr raissr arissr irsasr risasr israsr sirasr rsiasr sriasr iasrsr aisrsr isarsr siarsr asirsr sairsr rasisr arsisr rsaisr sraisr asrisr sarisr srrasi rsrasi srrasi rsrasi rrsasi rrsasi srarsi rsarsi sarrsi asrrsi rasrsi arsrsi srarsi rsarsi sarrsi asrrsi rasrsi arsrsi rrassi rrassi rarssi arrssi rarssi arrssi srrsai rsrsai srrsai rsrsai rrssai rrssai srsrai rssrai ssrrai ssrrai rssrai srsrai srsrai rssrai ssrrai ssrrai rssrai srsrai rrssai rrssai rsrsai srrsai rsrsai srrsai srasri rsasri sarsri asrsri rassri arssri srsari rssari ssrari ssrari rssari srsari sasrri assrri ssarri ssarri assrri sasrri rassri arssri rsasri srasri asrsri sarsri srasri rsasri sarsri asrsri rassri arssri srsari rssari ssrari ssrari rssari srsari sasrri assrri ssarri ssarri assrri sasrri rassri arssri rsasri srasri asrsri sarsri rrassi rrassi rarssi arrssi rarssi arrssi rrsasi rrsasi rsrasi srrasi rsrasi srrasi rasrsi arsrsi rsarsi srarsi asrrsi sarrsi rasrsi arsrsi rsarsi srarsi asrrsi sarrsi irrass rirass irrass rirass rriass rriass irarss riarss iarrss airrss rairss arirss irarss riarss iarrss airrss rairss arirss rraiss rraiss rariss arriss rariss arriss irrsas rirsas irrsas rirsas rrisas rrisas irsras risras isrras sirras rsiras sriras irsras risras isrras sirras rsiras sriras rrsias rrsias rsrias srrias rsrias srrias irasrs riasrs iarsrs airsrs raisrs arisrs irsars risars isrars sirars rsiars sriars iasrrs aisrrs isarrs siarrs asirrs sairrs rasirs arsirs rsairs srairs asrirs sarirs irasrs riasrs iarsrs airsrs raisrs arisrs irsars risars isrars sirars rsiars sriars iasrrs aisrrs isarrs siarrs asirrs sairrs rasirs arsirs rsairs srairs asrirs sarirs rrasis rrasis rarsis arrsis rarsis arrsis rrsais rrsais rsrais srrais rsrais srrais rasris arsris rsaris sraris asrris sarris rasris arsris rsaris sraris asrris sarris
Note: these 'words' (valid or invalid) are all the permutations of the word sirras. These words are obtained by scrambling the letters in sirras.