clous lcous colus oclus locus olcus cluos lcuos culos uclos lucos ulcos couls oculs cuols ucols oucls uocls loucs olucs luocs ulocs oulcs uolcs closu lcosu colsu oclsu locsu olcsu clsou lcsou cslou sclou lscou slcou coslu ocslu csolu scolu osclu soclu loscu olscu lsocu slocu oslcu solcu cluso lcuso culso uclso lucso ulcso clsuo lcsuo csluo scluo lscuo slcuo cuslo ucslo csulo sculo usclo suclo lusco ulsco lsuco sluco uslco sulco cousl ocusl cuosl ucosl oucsl uocsl cosul ocsul csoul scoul oscul socul cusol ucsol csuol scuol uscol sucol ouscl uoscl osucl soucl usocl suocl lousc olusc luosc ulosc oulsc uolsc losuc olsuc lsouc slouc osluc soluc lusoc ulsoc lsuoc sluoc usloc suloc ouslc uoslc osulc soulc usolc suolc
Note: these 'words' (valid or invalid) are all the permutations of the word clous. These words are obtained by scrambling the letters in clous.