cleep lceep celep eclep lecep elcep cleep lceep celep eclep lecep elcep ceelp ecelp ceelp ecelp eeclp eeclp leecp elecp leecp elecp eelcp eelcp clepe lcepe celpe eclpe lecpe elcpe clpee lcpee cplee pclee lpcee plcee ceple ecple cpele pcele epcle pecle lepce elpce lpece plece eplce pelce clepe lcepe celpe eclpe lecpe elcpe clpee lcpee cplee pclee lpcee plcee ceple ecple cpele pcele epcle pecle lepce elpce lpece plece eplce pelce ceepl ecepl ceepl ecepl eecpl eecpl cepel ecpel cpeel pceel epcel pecel cepel ecpel cpeel pceel epcel pecel eepcl eepcl epecl peecl epecl peecl leepc elepc leepc elepc eelpc eelpc lepec elpec lpeec pleec eplec pelec lepec elpec lpeec pleec eplec pelec eeplc eeplc epelc peelc epelc peelc
Note: these 'words' (valid or invalid) are all the permutations of the word cleep. These words are obtained by scrambling the letters in cleep.