woofy owofy woofy owofy oowfy oowfy wofoy owfoy wfooy fwooy ofwoy fowoy wofoy owfoy wfooy fwooy ofwoy fowoy oofwy oofwy ofowy foowy ofowy foowy wooyf owoyf wooyf owoyf oowyf oowyf woyof owyof wyoof ywoof oywof yowof woyof owyof wyoof ywoof oywof yowof ooywf ooywf oyowf yoowf oyowf yoowf wofyo owfyo wfoyo fwoyo ofwyo fowyo woyfo owyfo wyofo ywofo oywfo yowfo wfyoo fwyoo wyfoo ywfoo fywoo yfwoo ofywo foywo oyfwo yofwo fyowo yfowo wofyo owfyo wfoyo fwoyo ofwyo fowyo woyfo owyfo wyofo ywofo oywfo yowfo wfyoo fwyoo wyfoo ywfoo fywoo yfwoo ofywo foywo oyfwo yofwo fyowo yfowo oofyw oofyw ofoyw fooyw ofoyw fooyw ooyfw ooyfw oyofw yoofw oyofw yoofw ofyow foyow oyfow yofow fyoow yfoow ofyow foyow oyfow yofow fyoow yfoow
Note: these 'words' (valid or invalid) are all the permutations of the word woofy. These words are obtained by scrambling the letters in woofy.