crans rcans carns acrns racns arcns crnas rcnas cnras ncras rncas nrcas canrs acnrs cnars ncars ancrs nacrs rancs arncs rnacs nracs anrcs narcs crasn rcasn carsn acrsn racsn arcsn crsan rcsan csran scran rscan srcan casrn acsrn csarn scarn ascrn sacrn rascn arscn rsacn sracn asrcn sarcn crnsa rcnsa cnrsa ncrsa rncsa nrcsa crsna rcsna csrna scrna rscna srcna cnsra ncsra csnra scnra nscra sncra rnsca nrsca rsnca srnca nsrca snrca cansr acnsr cnasr ncasr ancsr nacsr casnr acsnr csanr scanr ascnr sacnr cnsar ncsar csnar scnar nscar sncar anscr nascr asncr sancr nsacr snacr ransc arnsc rnasc nrasc anrsc narsc rasnc arsnc rsanc sranc asrnc sarnc rnsac nrsac rsnac srnac nsrac snrac ansrc nasrc asnrc sanrc nsarc snarc
Note: these 'words' (valid or invalid) are all the permutations of the word crans. These words are obtained by scrambling the letters in crans.