cheap hceap cehap echap hecap ehcap chaep hcaep cahep achep hacep ahcep ceahp ecahp caehp acehp eachp aechp heacp ehacp haecp ahecp eahcp aehcp chepa hcepa cehpa echpa hecpa ehcpa chpea hcpea cphea pchea hpcea phcea cepha ecpha cpeha pceha epcha pecha hepca ehpca hpeca pheca ephca pehca chape hcape cahpe achpe hacpe ahcpe chpae hcpae cphae pchae hpcae phcae caphe acphe cpahe pcahe apche pache hapce ahpce hpace phace aphce pahce ceaph ecaph caeph aceph eacph aecph cepah ecpah cpeah pceah epcah pecah capeh acpeh cpaeh pcaeh apceh paceh eapch aepch epach peach apech paech heapc ehapc haepc ahepc eahpc aehpc hepac ehpac hpeac pheac ephac pehac hapec ahpec hpaec phaec aphec pahec eaphc aephc epahc peahc apehc paehc
Note: these 'words' (valid or invalid) are all the permutations of the word cheap. These words are obtained by scrambling the letters in cheap.