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