bandh abndh bnadh nbadh anbdh nabdh badnh abdnh bdanh dbanh adbnh dabnh bndah nbdah bdnah dbnah ndbah dnbah andbh nadbh adnbh danbh ndabh dnabh banhd abnhd bnahd nbahd anbhd nabhd bahnd abhnd bhand hband ahbnd habnd bnhad nbhad bhnad hbnad nhbad hnbad anhbd nahbd ahnbd hanbd nhabd hnabd badhn abdhn bdahn dbahn adbhn dabhn bahdn abhdn bhadn hbadn ahbdn habdn bdhan dbhan bhdan hbdan dhban hdban adhbn dahbn ahdbn hadbn dhabn hdabn bndha nbdha bdnha dbnha ndbha dnbha bnhda nbhda bhnda hbnda nhbda hnbda bdhna dbhna bhdna hbdna dhbna hdbna ndhba dnhba nhdba hndba dhnba hdnba andhb nadhb adnhb danhb ndahb dnahb anhdb nahdb ahndb handb nhadb hnadb adhnb dahnb ahdnb hadnb dhanb hdanb ndhab dnhab nhdab hndab dhnab hdnab
Note: these 'words' (valid or invalid) are all the permutations of the word bandh. These words are obtained by scrambling the letters in bandh.