deids edids dieds ideds eidds iedds dedis eddis ddeis ddeis eddis dedis dides iddes ddies ddies iddes dides eidds iedds edids deids ideds dieds deisd edisd diesd idesd eidsd iedsd desid edsid dseid sdeid esdid sedid dised idsed dsied sdied isded sided eisdd iesdd esidd seidd isedd siedd dedsi eddsi ddesi ddesi eddsi dedsi desdi edsdi dsedi sdedi esddi seddi ddsei ddsei dsdei sddei dsdei sddei edsdi desdi esddi seddi dsedi sdedi didse iddse ddise ddise iddse didse disde idsde dside sdide isdde sidde ddsie ddsie dsdie sddie dsdie sddie idsde disde isdde sidde dside sdide eidsd iedsd edisd deisd idesd diesd eisdd iesdd esidd seidd isedd siedd edsid desid esdid sedid dseid sdeid idsed dised isded sided dsied sdied
Note: these 'words' (valid or invalid) are all the permutations of the word deids. These words are obtained by scrambling the letters in deids.