boyos obyos byoos yboos oybos yobos booys oboys booys oboys oobys oobys byoos yboos boyos obyos yobos oybos oyobs yoobs ooybs ooybs yoobs oyobs boyso obyso byoso yboso oybso yobso bosyo obsyo bsoyo sboyo osbyo sobyo bysoo ybsoo bsyoo sbyoo ysboo syboo oysbo yosbo osybo soybo ysobo syobo boosy obosy boosy obosy oobsy oobsy bosoy obsoy bsooy sbooy osboy soboy bosoy obsoy bsooy sbooy osboy soboy oosby oosby osoby sooby osoby sooby byoso yboso boyso obyso yobso oybso bysoo ybsoo bsyoo sbyoo ysboo syboo bosyo obsyo bsoyo sboyo osbyo sobyo yosbo oysbo ysobo syobo osybo soybo oyosb yoosb ooysb ooysb yoosb oyosb oysob yosob osyob soyob ysoob syoob oosyb oosyb osoyb sooyb osoyb sooyb yosob oysob ysoob syoob osyob soyob
Note: these 'words' (valid or invalid) are all the permutations of the word boyos. These words are obtained by scrambling the letters in boyos.