hsanw shanw hasnw ahsnw sahnw ashnw hsnaw shnaw hnsaw nhsaw snhaw nshaw hansw ahnsw hnasw nhasw anhsw nahsw sanhw asnhw snahw nsahw anshw nashw hsawn shawn haswn ahswn sahwn ashwn hswan shwan hwsan whsan swhan wshan hawsn ahwsn hwasn whasn awhsn wahsn sawhn aswhn swahn wsahn awshn washn hsnwa shnwa hnswa nhswa snhwa nshwa hswna shwna hwsna whsna swhna wshna hnwsa nhwsa hwnsa whnsa nwhsa wnhsa snwha nswha swnha wsnha nwsha wnsha hanws ahnws hnaws nhaws anhws nahws hawns ahwns hwans whans awhns wahns hnwas nhwas hwnas whnas nwhas wnhas anwhs nawhs awnhs wanhs nwahs wnahs sanwh asnwh snawh nsawh answh naswh sawnh aswnh swanh wsanh awsnh wasnh snwah nswah swnah wsnah nwsah wnsah anwsh nawsh awnsh wansh nwash wnash
Note: these 'words' (valid or invalid) are all the permutations of the word hsanw. These words are obtained by scrambling the letters in hsanw.