sccur cscur sccur cscur ccsur ccsur scucr csucr succr usccr cuscr ucscr scucr csucr succr usccr cuscr ucscr ccusr ccusr cucsr uccsr cucsr uccsr sccru cscru sccru cscru ccsru ccsru scrcu csrcu srccu rsccu crscu rcscu scrcu csrcu srccu rsccu crscu rcscu ccrsu ccrsu crcsu rccsu crcsu rccsu scurc csurc sucrc uscrc cusrc ucsrc scruc csruc srcuc rscuc crsuc rcsuc surcc usrcc srucc rsucc urscc ruscc cursc ucrsc crusc rcusc urcsc rucsc scurc csurc sucrc uscrc cusrc ucsrc scruc csruc srcuc rscuc crsuc rcsuc surcc usrcc srucc rsucc urscc ruscc cursc ucrsc crusc rcusc urcsc rucsc ccurs ccurs cucrs uccrs cucrs uccrs ccrus ccrus crcus rccus crcus rccus curcs ucrcs crucs rcucs urccs ruccs curcs ucrcs crucs rcucs urccs ruccs
Note: these 'words' (valid or invalid) are all the permutations of the word sccur. These words are obtained by scrambling the letters in sccur.