raias arias riaas iraas airas iaras raais arais raais arais aaris aaris riaas iraas raias arias iaras airas aiars iaars aairs aairs iaars aiars raisa arisa riasa irasa airsa iarsa rasia arsia rsaia sraia asria saria risaa irsaa rsiaa sriaa israa siraa aisra iasra asira saira isara siara raasi arasi raasi arasi aarsi aarsi rasai arsai rsaai sraai asrai sarai rasai arsai rsaai sraai asrai sarai aasri aasri asari saari asari saari riasa irasa raisa arisa iarsa airsa risaa irsaa rsiaa sriaa israa siraa rasia arsia rsaia sraia asria saria iasra aisra isara siara asira saira aiasr iaasr aaisr aaisr iaasr aiasr aisar iasar asiar saiar isaar siaar aasir aasir asair saair asair saair iasar aisar isaar siaar asiar saiar
Note: these 'words' (valid or invalid) are all the permutations of the word raias. These words are obtained by scrambling the letters in raias.