poulp opulp puolp upolp ouplp uoplp polup oplup ploup lpoup olpup lopup pulop uplop pluop lpuop ulpop lupop oulpp uolpp olupp loupp ulopp luopp poupl opupl puopl upopl ouppl uoppl popul oppul ppoul ppoul oppul popul pupol uppol ppuol ppuol uppol pupol ouppl uoppl opupl poupl upopl puopl polpu oplpu plopu lpopu olppu loppu poplu opplu ppolu ppolu opplu poplu plpou lppou pplou pplou lppou plpou olppu loppu oplpu polpu lpopu plopu pulpo uplpo plupo lpupo ulppo luppo puplo upplo ppulo ppulo upplo puplo plpuo lppuo ppluo ppluo lppuo plpuo ulppo luppo uplpo pulpo lpupo plupo oulpp uolpp olupp loupp ulopp luopp ouplp uoplp opulp poulp upolp puolp olpup lopup oplup polup lpoup ploup ulpop lupop uplop pulop lpuop pluop
Note: these 'words' (valid or invalid) are all the permutations of the word poulp. These words are obtained by scrambling the letters in poulp.