obots boots oobts oobts boots obots obtos botos otbos tobos btoos tboos ootbs ootbs otobs toobs otobs toobs botos obtos btoos tboos otbos tobos obost boost oobst oobst boost obost obsot bosot osbot sobot bsoot sboot oosbt oosbt osobt soobt osobt soobt bosot obsot bsoot sboot osbot sobot obtso botso otbso tobso btoso tboso obsto bosto osbto sobto bsoto sboto otsbo tosbo ostbo sotbo tsobo stobo btsoo tbsoo bstoo sbtoo tsboo stboo ootsb ootsb otosb toosb otosb toosb oostb oostb osotb sootb osotb sootb otsob tosob ostob sotob tsoob stoob otsob tosob ostob sotob tsoob stoob botso obtso btoso tboso otbso tobso bosto obsto bsoto sboto osbto sobto btsoo tbsoo bstoo sbtoo tsboo stboo otsbo tosbo ostbo sotbo tsobo stobo
Note: these 'words' (valid or invalid) are all the permutations of the word obots. These words are obtained by scrambling the letters in obots.