virls ivrls vrils rvils irvls rivls vilrs ivlrs vlirs lvirs ilvrs livrs vrlis rvlis vlris lvris rlvis lrvis irlvs rilvs ilrvs lirvs rlivs lrivs virsl ivrsl vrisl rvisl irvsl rivsl visrl ivsrl vsirl svirl isvrl sivrl vrsil rvsil vsril svril rsvil srvil irsvl risvl isrvl sirvl rsivl srivl vilsr ivlsr vlisr lvisr ilvsr livsr vislr ivslr vsilr svilr isvlr sivlr vlsir lvsir vslir svlir lsvir slvir ilsvr lisvr islvr silvr lsivr slivr vrlsi rvlsi vlrsi lvrsi rlvsi lrvsi vrsli rvsli vsrli svrli rsvli srvli vlsri lvsri vslri svlri lsvri slvri rlsvi lrsvi rslvi srlvi lsrvi slrvi irlsv rilsv ilrsv lirsv rlisv lrisv irslv rislv isrlv sirlv rsilv srilv ilsrv lisrv islrv silrv lsirv slirv rlsiv lrsiv rsliv srliv lsriv slriv
Note: these 'words' (valid or invalid) are all the permutations of the word virls. These words are obtained by scrambling the letters in virls.