pones opnes pnoes npoes onpes nopes poens opens peons epons oepns eopns pneos npeos penos epnos nepos enpos oneps noeps oenps eonps neops enops ponse opnse pnose npose onpse nopse posne opsne psone spone ospne sopne pnsoe npsoe psnoe spnoe nspoe snpoe onspe nospe osnpe sonpe nsope snope poesn opesn peosn eposn oepsn eopsn posen opsen psoen spoen ospen sopen peson epson pseon speon espon sepon oespn eospn osepn soepn esopn seopn pneso npeso penso epnso nepso enpso pnseo npseo psneo spneo nspeo snpeo pesno epsno pseno speno espno sepno nespo enspo nsepo snepo esnpo senpo onesp noesp oensp eonsp neosp enosp onsep nosep osnep sonep nsoep snoep oesnp eosnp osenp soenp esonp seonp nesop ensop nseop sneop esnop senop
Note: these 'words' (valid or invalid) are all the permutations of the word pones. These words are obtained by scrambling the letters in pones.