squon qsuon suqon usqon quson uqson sqoun qsoun soqun osqun qosun oqsun suoqn usoqn souqn osuqn uosqn ousqn quosn uqosn qousn oqusn uoqsn ouqsn squno qsuno suqno usqno qusno uqsno sqnuo qsnuo snquo nsquo qnsuo nqsuo sunqo usnqo snuqo nsuqo unsqo nusqo qunso uqnso qnuso nquso unqso nuqso sqonu qsonu soqnu osqnu qosnu oqsnu sqnou qsnou snqou nsqou qnsou nqsou sonqu osnqu snoqu nsoqu onsqu nosqu qonsu oqnsu qnosu nqosu onqsu noqsu suonq usonq sounq osunq uosnq ousnq sunoq usnoq snuoq nsuoq unsoq nusoq sonuq osnuq snouq nsouq onsuq nosuq uonsq ounsq unosq nuosq onusq nousq quons uqons qouns oquns uoqns ouqns qunos uqnos qnuos nquos unqos nuqos qonus oqnus qnous nqous onqus noqus uonqs ounqs unoqs nuoqs onuqs nouqs
Note: these 'words' (valid or invalid) are all the permutations of the word squon. These words are obtained by scrambling the letters in squon.