gopak ogpak gpoak pgoak opgak pogak goapk ogapk gaopk agopk oagpk aogpk gpaok pgaok gapok agpok pagok apgok opagk poagk oapgk aopgk paogk apogk gopka ogpka gpoka pgoka opgka pogka gokpa ogkpa gkopa kgopa okgpa kogpa gpkoa pgkoa gkpoa kgpoa pkgoa kpgoa opkga pokga okpga kopga pkoga kpoga goakp ogakp gaokp agokp oagkp aogkp gokap ogkap gkoap kgoap okgap kogap gakop agkop gkaop kgaop akgop kagop oakgp aokgp okagp koagp akogp kaogp gpako pgako gapko agpko pagko apgko gpkao pgkao gkpao kgpao pkgao kpgao gakpo agkpo gkapo kgapo akgpo kagpo pakgo apkgo pkago kpago akpgo kapgo opakg poakg oapkg aopkg paokg apokg opkag pokag okpag kopag pkoag kpoag oakpg aokpg okapg koapg akopg kaopg pakog apkog pkaog kpaog akpog kapog
Note: these 'words' (valid or invalid) are all the permutations of the word gopak. These words are obtained by scrambling the letters in gopak.