Dubya uDbya Dbuya bDuya ubDya buDya Duyba uDyba Dyuba yDuba uyDba yuDba Dbyua bDyua Dybua yDbua byDua ybDua ubyDa buyDa uybDa yubDa byuDa ybuDa Dubay uDbay Dbuay bDuay ubDay buDay Duaby uDaby Dauby aDuby uaDby auDby Dbauy bDauy Dabuy aDbuy baDuy abDuy ubaDy buaDy uabDy aubDy bauDy abuDy Duyab uDyab Dyuab yDuab uyDab yuDab Duayb uDayb Dauyb aDuyb uaDyb auDyb Dyaub yDaub Dayub aDyub yaDub ayDub uyaDb yuaDb uayDb auyDb yauDb ayuDb Dbyau bDyau Dybau yDbau byDau ybDau Dbayu bDayu Dabyu aDbyu baDyu abDyu Dyabu yDabu Daybu aDybu yaDbu ayDbu byaDu ybaDu bayDu abyDu yabDu aybDu ubyaD buyaD uybaD yubaD byuaD ybuaD ubayD buayD uabyD aubyD bauyD abuyD uyabD yuabD uaybD auybD yaubD ayubD byauD ybauD bayuD abyuD yabuD aybuD
Note: these 'words' (valid or invalid) are all the permutations of the word Dubya. These words are obtained by scrambling the letters in Dubya.