chich hcich cihch ichch hicch ihcch chcih hccih cchih cchih hccih chcih cichh icchh ccihh ccihh icchh cichh hicch ihcch hcich chich ichch cihch chihc hcihc cihhc ichhc hichc ihchc chhic hchic chhic hchic hhcic hhcic cihhc ichhc chihc hcihc ihchc hichc hihcc ihhcc hhicc hhicc ihhcc hihcc chchi hcchi cchhi cchhi hcchi chchi chhci hchci chhci hchci hhcci hhcci cchhi cchhi chchi hcchi chchi hcchi hchci chhci hhcci hhcci chhci hchci cichh icchh ccihh ccihh icchh cichh cihch ichch chich hcich ihcch hicch cchih cchih chcih hccih chcih hccih ichch cihch ihcch hicch chich hcich hichc ihchc hcihc chihc ichhc cihhc hihcc ihhcc hhicc hhicc ihhcc hihcc hchic chhic hhcic hhcic chhic hchic ichhc cihhc ihchc hichc chihc hcihc
Note: these 'words' (valid or invalid) are all the permutations of the word chich. These words are obtained by scrambling the letters in chich.