ghoin hgoin gohin oghin hogin ohgin ghion hgion gihon ighon higon ihgon goihn ogihn giohn igohn oighn ioghn hoign ohign hiogn ihogn oihgn iohgn ghoni hgoni gohni oghni hogni ohgni ghnoi hgnoi gnhoi nghoi hngoi nhgoi gonhi ognhi gnohi ngohi onghi noghi hongi ohngi hnogi nhogi onhgi nohgi ghino hgino gihno ighno higno ihgno ghnio hgnio gnhio nghio hngio nhgio ginho ignho gniho ngiho ingho nigho hingo ihngo hnigo nhigo inhgo nihgo goinh oginh gionh igonh oignh iognh gonih ognih gnoih ngoih ongih nogih ginoh ignoh gnioh ngioh ingoh nigoh oingh iongh onigh noigh inogh niogh hoing ohing hiong ihong oihng iohng honig ohnig hnoig nhoig onhig nohig hinog ihnog hniog nhiog inhog nihog oinhg ionhg onihg noihg inohg niohg
Note: these 'words' (valid or invalid) are all the permutations of the word ghoin. These words are obtained by scrambling the letters in ghoin.