udema duema uedma eudma deuma eduma udmea dumea umdea mudea dmuea mduea uemda eumda umeda mueda emuda meuda demua edmua dmeua mdeua emdua medua udeam dueam uedam eudam deuam eduam udaem duaem uadem audem dauem aduem ueadm euadm uaedm auedm eaudm aeudm deaum edaum daeum adeum eadum aedum udmae dumae umdae mudae dmuae mduae udame duame uadme audme daume adume umade muade uamde aumde maude amude dmaue mdaue damue admue madue amdue uemad eumad umead muead emuad meuad ueamd euamd uaemd auemd eaumd aeumd umaed muaed uamed aumed maued amued emaud meaud eamud aemud maeud ameud demau edmau dmeau mdeau emdau medau deamu edamu daemu ademu eadmu aedmu dmaeu mdaeu dameu admeu madeu amdeu emadu meadu eamdu aemdu maedu amedu
Note: these 'words' (valid or invalid) are all the permutations of the word udema. These words are obtained by scrambling the letters in udema.