embus mebus ebmus bemus mbeus bmeus emubs meubs eumbs uembs muebs umebs ebums beums eubms uebms buems ubems mbues bmues mubes umbes bumes ubmes embsu mebsu ebmsu bemsu mbesu bmesu emsbu mesbu esmbu sembu msebu smebu ebsmu besmu esbmu sebmu bsemu sbemu mbseu bmseu msbeu smbeu bsmeu sbmeu emusb meusb eumsb uemsb muesb umesb emsub mesub esmub semub mseub smeub eusmb uesmb esumb seumb usemb suemb museb umseb msueb smueb usmeb sumeb ebusm beusm eubsm uebsm buesm ubesm ebsum besum esbum sebum bseum sbeum eusbm uesbm esubm seubm usebm suebm busem ubsem bsuem sbuem usbem subem mbuse bmuse mubse umbse bumse ubmse mbsue bmsue msbue smbue bsmue sbmue musbe umsbe msube smube usmbe sumbe busme ubsme bsume sbume usbme subme
Note: these 'words' (valid or invalid) are all the permutations of the word embus. These words are obtained by scrambling the letters in embus.