bobmi obbmi bbomi bbomi obbmi bobmi bombi obmbi bmobi mbobi ombbi mobbi bbmoi bbmoi bmboi mbboi bmboi mbboi obmbi bombi ombbi mobbi bmobi mbobi bobim obbim bboim bboim obbim bobim boibm obibm biobm ibobm oibbm iobbm bbiom bbiom bibom ibbom bibom ibbom obibm boibm oibbm iobbm biobm ibobm bomib obmib bmoib mboib ombib mobib boimb obimb biomb ibomb oibmb iobmb bmiob mbiob bimob ibmob mibob imbob omibb moibb oimbb iombb miobb imobb bbmio bbmio bmbio mbbio bmbio mbbio bbimo bbimo bibmo ibbmo bibmo ibbmo bmibo mbibo bimbo ibmbo mibbo imbbo bmibo mbibo bimbo ibmbo mibbo imbbo obmib bomib ombib mobib bmoib mboib obimb boimb oibmb iobmb biomb ibomb omibb moibb oimbb iombb miobb imobb bmiob mbiob bimob ibmob mibob imbob
Note: these 'words' (valid or invalid) are all the permutations of the word bobmi. These words are obtained by scrambling the letters in bobmi.