badnl abdnl bdanl dbanl adbnl dabnl bandl abndl bnadl nbadl anbdl nabdl bdnal dbnal bndal nbdal dnbal ndbal adnbl danbl andbl nadbl dnabl ndabl badln abdln bdaln dbaln adbln dabln baldn abldn bladn lbadn albdn labdn bdlan dblan bldan lbdan dlban ldban adlbn dalbn aldbn ladbn dlabn ldabn banld abnld bnald nbald anbld nabld balnd ablnd bland lband albnd labnd bnlad nblad blnad lbnad nlbad lnbad anlbd nalbd alnbd lanbd nlabd lnabd bdnla dbnla bndla nbdla dnbla ndbla bdlna dblna bldna lbdna dlbna ldbna bnlda nblda blnda lbnda nlbda lnbda dnlba ndlba dlnba ldnba nldba lndba adnlb danlb andlb nadlb dnalb ndalb adlnb dalnb aldnb ladnb dlanb ldanb anldb naldb alndb landb nladb lnadb dnlab ndlab dlnab ldnab nldab lndab
Note: these 'words' (valid or invalid) are all the permutations of the word badnl. These words are obtained by scrambling the letters in badnl.