plena lpena pelna eplna lepna elpna plnea lpnea pnlea nplea lnpea nlpea penla epnla pnela npela enpla nepla lenpa elnpa lnepa nlepa enlpa nelpa plean lpean pelan eplan lepan elpan plaen lpaen palen aplen lapen alpen pealn epaln paeln apeln eapln aepln leapn elapn laepn alepn ealpn aelpn plnae lpnae pnlae nplae lnpae nlpae plane lpane palne aplne lapne alpne pnale npale panle apnle naple anple lnape nlape lanpe alnpe nalpe anlpe penal epnal pneal npeal enpal nepal peanl epanl paenl apenl eapnl aepnl pnael npael panel apnel napel anpel enapl neapl eanpl aenpl naepl anepl lenap elnap lneap nleap enlap nelap leanp elanp laenp alenp ealnp aelnp lnaep nlaep lanep alnep nalep anlep enalp nealp eanlp aenlp naelp anelp
Note: these 'words' (valid or invalid) are all the permutations of the word plena. These words are obtained by scrambling the letters in plena.