toffy otffy tfofy ftofy oftfy fotfy toffy otffy tfofy ftofy oftfy fotfy tffoy ftfoy tffoy ftfoy fftoy fftoy offty fofty offty fofty ffoty ffoty tofyf otfyf tfoyf ftoyf oftyf fotyf toyff otyff tyoff ytoff oytff yotff tfyof ftyof tyfof ytfof fytof yftof ofytf foytf oyftf yoftf fyotf yfotf tofyf otfyf tfoyf ftoyf oftyf fotyf toyff otyff tyoff ytoff oytff yotff tfyof ftyof tyfof ytfof fytof yftof ofytf foytf oyftf yoftf fyotf yfotf tffyo ftfyo tffyo ftfyo fftyo fftyo tfyfo ftyfo tyffo ytffo fytfo yftfo tfyfo ftyfo tyffo ytffo fytfo yftfo ffyto ffyto fyfto yffto fyfto yffto offyt fofyt offyt fofyt ffoyt ffoyt ofyft foyft oyfft yofft fyoft yfoft ofyft foyft oyfft yofft fyoft yfoft ffyot ffyot fyfot yffot fyfot yffot
Note: these 'words' (valid or invalid) are all the permutations of the word toffy. These words are obtained by scrambling the letters in toffy.