bayou abyou byaou ybaou aybou yabou baoyu aboyu boayu obayu aobyu oabyu byoau yboau boyau obyau yobau oybau ayobu yaobu aoybu oaybu yoabu oyabu bayuo abyuo byauo ybauo aybuo yabuo bauyo abuyo buayo ubayo aubyo uabyo byuao ybuao buyao ubyao yubao uybao ayubo yaubo auybo uaybo yuabo uyabo baouy abouy boauy obauy aobuy oabuy bauoy abuoy buaoy ubaoy auboy uaboy bouay obuay buoay uboay oubay uobay aouby oauby auoby uaoby ouaby uoaby byoua yboua boyua obyua yobua oybua byuoa ybuoa buyoa ubyoa yuboa uyboa bouya obuya buoya uboya oubya uobya youba oyuba yuoba uyoba ouyba uoyba ayoub yaoub aoyub oayub yoaub oyaub ayuob yauob auyob uayob yuaob uyaob aouyb oauyb auoyb uaoyb ouayb uoayb youab oyuab yuoab uyoab ouyab uoyab
Note: these 'words' (valid or invalid) are all the permutations of the word bayou. These words are obtained by scrambling the letters in bayou.