bonce obnce bnoce nboce onbce nobce bocne obcne bcone cbone ocbne cobne bncoe nbcoe bcnoe cbnoe ncboe cnboe oncbe nocbe ocnbe conbe ncobe cnobe bonec obnec bnoec nboec onbec nobec boenc obenc beonc ebonc oebnc eobnc bneoc nbeoc benoc ebnoc neboc enboc onebc noebc oenbc eonbc neobc enobc bocen obcen bcoen cboen ocben coben boecn obecn beocn ebocn oebcn eobcn bceon cbeon becon ebcon cebon ecbon ocebn coebn oecbn eocbn ceobn ecobn bnceo nbceo bcneo cbneo ncbeo cnbeo bneco nbeco benco ebnco nebco enbco bceno cbeno becno ebcno cebno ecbno ncebo cnebo necbo encbo cenbo ecnbo onceb noceb ocneb coneb ncoeb cnoeb onecb noecb oencb eoncb neocb enocb ocenb coenb oecnb eocnb ceonb econb nceob cneob necob encob cenob ecnob
Note: these 'words' (valid or invalid) are all the permutations of the word bonce. These words are obtained by scrambling the letters in bonce.