ditch idtch dtich tdich itdch tidch dicth idcth dcith cdith icdth cidth dtcih tdcih dctih cdtih tcdih ctdih itcdh ticdh ictdh citdh tcidh ctidh dithc idthc dtihc tdihc itdhc tidhc dihtc idhtc dhitc hditc ihdtc hidtc dthic tdhic dhtic hdtic thdic htdic ithdc tihdc ihtdc hitdc thidc htidc dicht idcht dciht cdiht icdht cidht dihct idhct dhict hdict ihdct hidct dchit cdhit dhcit hdcit chdit hcdit ichdt cihdt ihcdt hicdt chidt hcidt dtchi tdchi dcthi cdthi tcdhi ctdhi dthci tdhci dhtci hdtci thdci htdci dchti cdhti dhcti hdcti chdti hcdti tchdi cthdi thcdi htcdi chtdi hctdi itchd tichd icthd cithd tcihd ctihd ithcd tihcd ihtcd hitcd thicd hticd ichtd cihtd ihctd hictd chitd hcitd tchid cthid thcid htcid chtid hctid
Note: these 'words' (valid or invalid) are all the permutations of the word ditch. These words are obtained by scrambling the letters in ditch.