rshoa srhoa rhsoa hrsoa shroa hsroa rsoha sroha rosha orsha sorha osrha rhosa hrosa rohsa orhsa horsa ohrsa shora hsora sohra oshra hosra ohsra rshao srhao rhsao hrsao shrao hsrao rsaho sraho rasho arsho sarho asrho rhaso hraso rahso arhso harso ahrso sharo hsaro sahro ashro hasro ahsro rsoah sroah rosah orsah sorah osrah rsaoh sraoh rasoh arsoh saroh asroh roash orash raosh arosh oarsh aorsh soarh osarh saorh asorh oasrh aosrh rhoas hroas rohas orhas horas ohras rhaos hraos rahos arhos haros ahros roahs orahs raohs arohs oarhs aorhs hoars ohars haors ahors oahrs aohrs shoar hsoar sohar oshar hosar ohsar shaor hsaor sahor ashor hasor ahsor soahr osahr saohr asohr oashr aoshr hoasr ohasr haosr ahosr oahsr aohsr
Note: these 'words' (valid or invalid) are all the permutations of the word rshoa. These words are obtained by scrambling the letters in rshoa.