schsu cshsu shcsu hscsu chssu hcssu scshu csshu sschu sschu csshu scshu shscu hsscu sshcu sshcu hsscu shscu chssu hcssu cshsu schsu hscsu shcsu schus cshus shcus hscus chsus hcsus scuhs csuhs suchs uschs cushs ucshs shucs hsucs suhcs ushcs huscs uhscs chuss hcuss cuhss uchss hucss uhcss scsuh cssuh sscuh sscuh cssuh scsuh scush csush sucsh uscsh cussh ucssh ssuch ssuch susch ussch susch ussch csush scush cussh ucssh sucsh uscsh shsuc hssuc sshuc sshuc hssuc shsuc shusc hsusc suhsc ushsc hussc uhssc ssuhc ssuhc sushc usshc sushc usshc hsusc shusc hussc uhssc suhsc ushsc chsus hcsus cshus schus hscus shcus chuss hcuss cuhss uchss hucss uhcss csuhs scuhs cushs ucshs suchs uschs hsucs shucs huscs uhscs suhcs ushcs
Note: these 'words' (valid or invalid) are all the permutations of the word schsu. These words are obtained by scrambling the letters in schsu.