dongs odngs dnogs ndogs ondgs nodgs dogns odgns dgons gdons ogdns godns dngos ndgos dgnos gdnos ngdos gndos ongds nogds ognds gonds ngods gnods donsg odnsg dnosg ndosg ondsg nodsg dosng odsng dsong sdong osdng sodng dnsog ndsog dsnog sdnog nsdog sndog onsdg nosdg osndg sondg nsodg snodg dogsn odgsn dgosn gdosn ogdsn godsn dosgn odsgn dsogn sdogn osdgn sodgn dgson gdson dsgon sdgon gsdon sgdon ogsdn gosdn osgdn sogdn gsodn sgodn dngso ndgso dgnso gdnso ngdso gndso dnsgo ndsgo dsngo sdngo nsdgo sndgo dgsno gdsno dsgno sdgno gsdno sgdno ngsdo gnsdo nsgdo sngdo gsndo sgndo ongsd nogsd ognsd gonsd ngosd gnosd onsgd nosgd osngd songd nsogd snogd ogsnd gosnd osgnd sognd gsond sgond ngsod gnsod nsgod sngod gsnod sgnod
Note: these 'words' (valid or invalid) are all the permutations of the word dongs. These words are obtained by scrambling the letters in dongs.