pplet pplet plpet lppet plpet lppet ppelt ppelt peplt epplt peplt epplt plept lpept pelpt eplpt leppt elppt plept lpept pelpt eplpt leppt elppt pplte pplte plpte lppte plpte lppte pptle pptle ptple tpple ptple tpple pltpe lptpe ptlpe tplpe ltppe tlppe pltpe lptpe ptlpe tplpe ltppe tlppe ppetl ppetl peptl epptl peptl epptl pptel pptel ptpel tppel ptpel tppel petpl eptpl ptepl tpepl etppl teppl petpl eptpl ptepl tpepl etppl teppl pletp lpetp peltp epltp leptp elptp pltep lptep ptlep tplep ltpep tlpep petlp eptlp ptelp tpelp etplp teplp letpp eltpp ltepp tlepp etlpp telpp pletp lpetp peltp epltp leptp elptp pltep lptep ptlep tplep ltpep tlpep petlp eptlp ptelp tpelp etplp teplp letpp eltpp ltepp tlepp etlpp telpp
Note: these 'words' (valid or invalid) are all the permutations of the word pplet. These words are obtained by scrambling the letters in pplet.