banco abnco bnaco nbaco anbco nabco bacno abcno bcano cbano acbno cabno bncao nbcao bcnao cbnao ncbao cnbao ancbo nacbo acnbo canbo ncabo cnabo banoc abnoc bnaoc nbaoc anboc naboc baonc abonc boanc obanc aobnc oabnc bnoac nboac bonac obnac nobac onbac anobc naobc aonbc oanbc noabc onabc bacon abcon bcaon cbaon acbon cabon baocn abocn boacn obacn aobcn oabcn bcoan cboan bocan obcan coban ocban acobn caobn aocbn oacbn coabn ocabn bncoa nbcoa bcnoa cbnoa ncboa cnboa bnoca nboca bonca obnca nobca onbca bcona cbona bocna obcna cobna ocbna ncoba cnoba nocba oncba conba ocnba ancob nacob acnob canob ncaob cnaob anocb naocb aoncb oancb noacb onacb aconb caonb aocnb oacnb coanb ocanb ncoab cnoab nocab oncab conab ocnab
Note: these 'words' (valid or invalid) are all the permutations of the word banco. These words are obtained by scrambling the letters in banco.