boeps obeps beops ebops oebps eobps bopes obpes bpoes pboes opbes pobes bepos ebpos bpeos pbeos epbos pebos oepbs eopbs opebs poebs epobs peobs boesp obesp beosp ebosp oebsp eobsp bosep obsep bsoep sboep osbep sobep besop ebsop bseop sbeop esbop sebop oesbp eosbp osebp soebp esobp seobp bopse obpse bpose pbose opbse pobse bospe obspe bsope sbope osbpe sobpe bpsoe pbsoe bspoe sbpoe psboe spboe opsbe posbe ospbe sopbe psobe spobe bepso ebpso bpeso pbeso epbso pebso bespo ebspo bsepo sbepo esbpo sebpo bpseo pbseo bspeo sbpeo psbeo spbeo epsbo pesbo espbo sepbo psebo spebo oepsb eopsb opesb poesb eposb peosb oespb eospb osepb soepb esopb seopb opseb poseb ospeb sopeb psoeb spoeb epsob pesob espob sepob pseob speob
Note: these 'words' (valid or invalid) are all the permutations of the word boeps. These words are obtained by scrambling the letters in boeps.