rowie orwie rwoie wroie owrie worie roiwe oriwe riowe irowe oirwe iorwe rwioe wrioe riwoe irwoe wiroe iwroe owire woire oiwre iowre wiore iwore rowei orwei rwoei wroei owrei worei roewi orewi reowi erowi oerwi eorwi rweoi wreoi rewoi erwoi weroi ewroi oweri woeri oewri eowri weori ewori roiew oriew rioew iroew oirew iorew roeiw oreiw reoiw eroiw oeriw eoriw rieow ireow reiow eriow ierow eirow oierw ioerw oeirw eoirw ieorw eiorw rwieo wrieo riweo irweo wireo iwreo rweio wreio rewio erwio werio ewrio riewo irewo reiwo eriwo ierwo eirwo wiero iwero weiro ewiro iewro eiwro owier woier oiwer iower wioer iwoer oweir woeir oewir eowir weoir ewoir oiewr ioewr oeiwr eoiwr ieowr eiowr wieor iweor weior ewior iewor eiwor
Note: these 'words' (valid or invalid) are all the permutations of the word rowie. These words are obtained by scrambling the letters in rowie.