blins lbins bilns iblns libns ilbns blnis lbnis bnlis nblis lnbis nlbis binls ibnls bnils nbils inbls nibls linbs ilnbs lnibs nlibs inlbs nilbs blisn lbisn bilsn iblsn libsn ilbsn blsin lbsin bslin sblin lsbin slbin bisln ibsln bsiln sbiln isbln sibln lisbn ilsbn lsibn slibn islbn silbn blnsi lbnsi bnlsi nblsi lnbsi nlbsi blsni lbsni bslni sblni lsbni slbni bnsli nbsli bsnli sbnli nsbli snbli lnsbi nlsbi lsnbi slnbi nslbi snlbi binsl ibnsl bnisl nbisl inbsl nibsl bisnl ibsnl bsinl sbinl isbnl sibnl bnsil nbsil bsnil sbnil nsbil snbil insbl nisbl isnbl sinbl nsibl snibl linsb ilnsb lnisb nlisb inlsb nilsb lisnb ilsnb lsinb slinb islnb silnb lnsib nlsib lsnib slnib nslib snlib inslb nislb isnlb sinlb nsilb snilb
Note: these 'words' (valid or invalid) are all the permutations of the word blins. These words are obtained by scrambling the letters in blins.