bhoot hboot bohot obhot hobot ohbot bhoot hboot bohot obhot hobot ohbot booht oboht booht oboht oobht oobht hoobt ohobt hoobt ohobt oohbt oohbt bhoto hboto bohto obhto hobto ohbto bhtoo hbtoo bthoo tbhoo htboo thboo botho obtho btoho tboho otbho tobho hotbo ohtbo htobo thobo othbo tohbo bhoto hboto bohto obhto hobto ohbto bhtoo hbtoo bthoo tbhoo htboo thboo botho obtho btoho tboho otbho tobho hotbo ohtbo htobo thobo othbo tohbo booth oboth booth oboth oobth oobth botoh obtoh btooh tbooh otboh toboh botoh obtoh btooh tbooh otboh toboh ootbh ootbh otobh toobh otobh toobh hootb ohotb hootb ohotb oohtb oohtb hotob ohtob htoob thoob othob tohob hotob ohtob htoob thoob othob tohob oothb oothb otohb toohb otohb toohb
Note: these 'words' (valid or invalid) are all the permutations of the word bhoot. These words are obtained by scrambling the letters in bhoot.