blees lbees beles ebles lebes elbes blees lbees beles ebles lebes elbes beels ebels beels ebels eebls eebls leebs elebs leebs elebs eelbs eelbs blese lbese belse eblse lebse elbse blsee lbsee bslee sblee lsbee slbee besle ebsle bsele sbele esble seble lesbe elsbe lsebe slebe eslbe selbe blese lbese belse eblse lebse elbse blsee lbsee bslee sblee lsbee slbee besle ebsle bsele sbele esble seble lesbe elsbe lsebe slebe eslbe selbe beesl ebesl beesl ebesl eebsl eebsl besel ebsel bseel sbeel esbel sebel besel ebsel bseel sbeel esbel sebel eesbl eesbl esebl seebl esebl seebl leesb elesb leesb elesb eelsb eelsb leseb elseb lseeb sleeb esleb seleb leseb elseb lseeb sleeb esleb seleb eeslb eeslb eselb seelb eselb seelb
Note: these 'words' (valid or invalid) are all the permutations of the word blees. These words are obtained by scrambling the letters in blees.