brows rbows borws obrws robws orbws brwos rbwos bwros wbros rwbos wrbos bowrs obwrs bwors wbors owbrs wobrs rowbs orwbs rwobs wrobs owrbs worbs brosw rbosw borsw obrsw robsw orbsw brsow rbsow bsrow sbrow rsbow srbow bosrw obsrw bsorw sborw osbrw sobrw rosbw orsbw rsobw srobw osrbw sorbw brwso rbwso bwrso wbrso rwbso wrbso brswo rbswo bsrwo sbrwo rsbwo srbwo bwsro wbsro bswro sbwro wsbro swbro rwsbo wrsbo rswbo srwbo wsrbo swrbo bowsr obwsr bwosr wbosr owbsr wobsr boswr obswr bsowr sbowr osbwr sobwr bwsor wbsor bswor sbwor wsbor swbor owsbr wosbr oswbr sowbr wsobr swobr rowsb orwsb rwosb wrosb owrsb worsb roswb orswb rsowb srowb osrwb sorwb rwsob wrsob rswob srwob wsrob swrob owsrb wosrb oswrb sowrb wsorb sworb
Note: these 'words' (valid or invalid) are all the permutations of the word brows. These words are obtained by scrambling the letters in brows.