bides ibdes bdies dbies idbes dibes bieds ibeds beids ebids iebds eibds bdeis dbeis bedis ebdis debis edbis idebs diebs iedbs eidbs deibs edibs bidse ibdse bdise dbise idbse dibse bisde ibsde bside sbide isbde sibde bdsie dbsie bsdie sbdie dsbie sdbie idsbe disbe isdbe sidbe dsibe sdibe biesd ibesd beisd ebisd iebsd eibsd bised ibsed bsied sbied isbed sibed besid ebsid bseid sbeid esbid sebid iesbd eisbd isebd siebd esibd seibd bdesi dbesi bedsi ebdsi debsi edbsi bdsei dbsei bsdei sbdei dsbei sdbei besdi ebsdi bsedi sbedi esbdi sebdi desbi edsbi dsebi sdebi esdbi sedbi idesb diesb iedsb eidsb deisb edisb idseb diseb isdeb sideb dsieb sdieb iesdb eisdb isedb siedb esidb seidb desib edsib dseib sdeib esdib sedib
Note: these 'words' (valid or invalid) are all the permutations of the word bides. These words are obtained by scrambling the letters in bides.