punga upnga pnuga npuga unpga nupga pugna upgna pguna gpuna ugpna gupna pngua npgua pgnua gpnua ngpua gnpua ungpa nugpa ugnpa gunpa ngupa gnupa punag upnag pnuag npuag unpag nupag puang upang paung apung uapng aupng pnaug npaug panug apnug napug anpug unapg nuapg uanpg aunpg naupg anupg pugan upgan pguan gpuan ugpan gupan puagn upagn paugn apugn uapgn aupgn pgaun gpaun pagun apgun gapun agpun ugapn guapn uagpn augpn gaupn agupn pngau npgau pgnau gpnau ngpau gnpau pnagu npagu pangu apngu napgu anpgu pganu gpanu pagnu apgnu gapnu agpnu ngapu gnapu nagpu angpu ganpu agnpu ungap nugap ugnap gunap nguap gnuap unagp nuagp uangp aungp naugp anugp uganp guanp uagnp augnp gaunp agunp ngaup gnaup nagup angup ganup agnup
Note: these 'words' (valid or invalid) are all the permutations of the word punga. These words are obtained by scrambling the letters in punga.