pargo aprgo prago rpago arpgo rapgo pagro apgro pgaro gparo agpro gapro prgao rpgao pgrao gprao rgpao grpao argpo ragpo agrpo garpo rgapo grapo parog aprog praog rpaog arpog rapog paorg aporg poarg oparg aoprg oaprg proag rpoag porag oprag ropag orpag aropg raopg aorpg oarpg roapg orapg pagor apgor pgaor gpaor agpor gapor paogr apogr poagr opagr aopgr oapgr pgoar gpoar pogar opgar gopar ogpar agopr gaopr aogpr oagpr goapr ogapr prgoa rpgoa pgroa gproa rgpoa grpoa proga rpoga porga oprga ropga orpga pgora gpora pogra opgra gopra ogpra rgopa gropa rogpa orgpa gorpa ogrpa argop ragop agrop garop rgaop graop arogp raogp aorgp oargp roagp oragp agorp gaorp aogrp oagrp goarp ogarp rgoap groap rogap orgap gorap ograp
Note: these 'words' (valid or invalid) are all the permutations of the word pargo. These words are obtained by scrambling the letters in pargo.