ryfsa yrfsa rfysa frysa yfrsa fyrsa rysfa yrsfa rsyfa sryfa ysrfa syrfa rfsya frsya rsfya srfya fsrya sfrya yfsra fysra ysfra syfra fsyra sfyra ryfas yrfas rfyas fryas yfras fyras ryafs yrafs rayfs aryfs yarfs ayrfs rfays frays rafys arfys farys afrys yfars fyars yafrs ayfrs fayrs afyrs rysaf yrsaf rsyaf sryaf ysraf syraf ryasf yrasf raysf arysf yarsf ayrsf rsayf srayf rasyf arsyf saryf asryf ysarf syarf yasrf aysrf sayrf asyrf rfsay frsay rsfay srfay fsray sfray rfasy frasy rafsy arfsy farsy afrsy rsafy srafy rasfy arsfy sarfy asrfy fsary sfary fasry afsry safry asfry yfsar fysar ysfar syfar fsyar sfyar yfasr fyasr yafsr ayfsr faysr afysr ysafr syafr yasfr aysfr sayfr asyfr fsayr sfayr fasyr afsyr safyr asfyr
Note: these 'words' (valid or invalid) are all the permutations of the word ryfsa. These words are obtained by scrambling the letters in ryfsa.