okehs koehs oekhs eokhs keohs ekohs okhes kohes ohkes hokes khoes hkoes oehks eohks oheks hoeks ehoks heoks kehos ekhos kheos hkeos ehkos hekos okesh koesh oeksh eoksh keosh ekosh okseh koseh oskeh sokeh ksoeh skoeh oeskh eoskh osekh soekh esokh seokh kesoh eksoh kseoh skeoh eskoh sekoh okhse kohse ohkse hokse khose hkose okshe koshe oskhe sokhe ksohe skohe ohske hoske oshke sohke hsoke shoke khsoe hksoe kshoe skhoe hskoe shkoe oehsk eohsk ohesk hoesk ehosk heosk oeshk eoshk osehk soehk esohk seohk ohsek hosek oshek sohek hsoek shoek ehsok hesok eshok sehok hseok sheok kehso ekhso kheso hkeso ehkso hekso kesho eksho kseho skeho eskho sekho khseo hkseo ksheo skheo hskeo shkeo ehsko hesko eshko sehko hseko sheko
Note: these 'words' (valid or invalid) are all the permutations of the word okehs. These words are obtained by scrambling the letters in okehs.