ayahs yaahs aayhs aayhs yaahs ayahs ayhas yahas ahyas hayas yhaas hyaas aahys aahys ahays haays ahays haays yahas ayhas yhaas hyaas ahyas hayas ayash yaash aaysh aaysh yaash ayash aysah yasah asyah sayah ysaah syaah aasyh aasyh asayh saayh asayh saayh yasah aysah ysaah syaah asyah sayah ayhsa yahsa ahysa haysa yhasa hyasa aysha yasha asyha sayha ysaha syaha ahsya hasya ashya sahya hsaya shaya yhsaa hysaa yshaa syhaa hsyaa shyaa aahsy aahsy ahasy haasy ahasy haasy aashy aashy asahy saahy asahy saahy ahsay hasay ashay sahay hsaay shaay ahsay hasay ashay sahay hsaay shaay yahsa ayhsa yhasa hyasa ahysa haysa yasha aysha ysaha syaha asyha sayha yhsaa hysaa yshaa syhaa hsyaa shyaa ahsya hasya ashya sahya hsaya shaya
Note: these 'words' (valid or invalid) are all the permutations of the word ayahs. These words are obtained by scrambling the letters in ayahs.