boxes obxes bxoes xboes oxbes xobes boexs obexs beoxs eboxs oebxs eobxs bxeos xbeos bexos ebxos xebos exbos oxebs xoebs oexbs eoxbs xeobs exobs boxse obxse bxose xbose oxbse xobse bosxe obsxe bsoxe sboxe osbxe sobxe bxsoe xbsoe bsxoe sbxoe xsboe sxboe oxsbe xosbe osxbe soxbe xsobe sxobe boesx obesx beosx ebosx oebsx eobsx bosex obsex bsoex sboex osbex sobex besox ebsox bseox sbeox esbox sebox oesbx eosbx osebx soebx esobx seobx bxeso xbeso bexso ebxso xebso exbso bxseo xbseo bsxeo sbxeo xsbeo sxbeo besxo ebsxo bsexo sbexo esbxo sebxo xesbo exsbo xsebo sxebo esxbo sexbo oxesb xoesb oexsb eoxsb xeosb exosb oxseb xoseb osxeb soxeb xsoeb sxoeb oesxb eosxb osexb soexb esoxb seoxb xesob exsob xseob sxeob esxob sexob
Note: these 'words' (valid or invalid) are all the permutations of the word boxes. These words are obtained by scrambling the letters in boxes.