esayb seayb easyb aesyb saeyb aseyb esyab seyab eysab yesab syeab yseab eaysb aeysb eyasb yeasb ayesb yaesb sayeb asyeb syaeb ysaeb ayseb yaseb esaby seaby easby aesby saeby aseby esbay sebay ebsay besay sbeay bseay eabsy aebsy ebasy beasy abesy baesy sabey asbey sbaey bsaey absey basey esyba seyba eysba yesba syeba yseba esbya sebya ebsya besya sbeya bseya eybsa yebsa ebysa beysa ybesa byesa sybea ysbea sbyea bsyea ybsea bysea eaybs aeybs eyabs yeabs ayebs yaebs eabys aebys ebays beays abeys baeys eybas yebas ebyas beyas ybeas byeas aybes yabes abyes bayes ybaes byaes saybe asybe syabe ysabe aysbe yasbe sabye asbye sbaye bsaye absye basye sybae ysbae sbyae bsyae ybsae bysae aybse yabse abyse bayse ybase byase
Note: these 'words' (valid or invalid) are all the permutations of the word esayb. These words are obtained by scrambling the letters in esayb.