belch eblch blech lbech elbch lebch beclh ebclh bcelh cbelh ecblh ceblh blceh lbceh bcleh cbleh lcbeh clbeh elcbh lecbh eclbh celbh lcebh clebh belhc eblhc blehc lbehc elbhc lebhc behlc ebhlc bhelc hbelc ehblc heblc blhec lbhec bhlec hblec lhbec hlbec elhbc lehbc ehlbc helbc lhebc hlebc bechl ebchl bcehl cbehl ecbhl cebhl behcl ebhcl bhecl hbecl ehbcl hebcl bchel cbhel bhcel hbcel chbel hcbel echbl cehbl ehcbl hecbl chebl hcebl blche lbche bclhe cblhe lcbhe clbhe blhce lbhce bhlce hblce lhbce hlbce bchle cbhle bhcle hbcle chble hcble lchbe clhbe lhcbe hlcbe chlbe hclbe elchb lechb eclhb celhb lcehb clehb elhcb lehcb ehlcb helcb lhecb hlecb echlb cehlb ehclb heclb chelb hcelb lcheb clheb lhceb hlceb chleb hcleb
Note: these 'words' (valid or invalid) are all the permutations of the word belch. These words are obtained by scrambling the letters in belch.