puring upring pruing rpuing urping ruping puirng upirng piurng ipurng uiprng iuprng priung rpiung pirung iprung ripung irpung uripng ruipng uirpng iurpng riupng irupng purnig uprnig prunig rpunig urpnig rupnig punrig upnrig pnurig npurig unprig nuprig prnuig rpnuig pnruig npruig rnpuig nrpuig urnpig runpig unrpig nurpig rnupig nrupig puinrg upinrg piunrg ipunrg uipnrg iupnrg punirg upnirg pnuirg npuirg unpirg nupirg pinurg ipnurg pniurg npiurg inpurg nipurg uinprg iunprg uniprg nuiprg inuprg niuprg prinug rpinug pirnug iprnug ripnug irpnug prniug rpniug pnriug npriug rnpiug nrpiug pinrug ipnrug pnirug npirug inprug niprug rinpug irnpug rnipug nripug inrpug nirpug urinpg ruinpg uirnpg iurnpg riunpg irunpg urnipg runipg unripg nuripg rnuipg nruipg uinrpg iunrpg unirpg nuirpg inurpg niurpg rinupg irnupg rniupg nriupg inrupg nirupg purign uprign pruign rpuign urpign rupign puirgn upirgn piurgn ipurgn uiprgn iuprgn priugn rpiugn pirugn iprugn ripugn irpugn uripgn ruipgn uirpgn iurpgn riupgn irupgn purgin uprgin prugin rpugin urpgin rupgin pugrin upgrin pgurin gpurin ugprin guprin prguin rpguin pgruin gpruin rgpuin grpuin urgpin rugpin ugrpin gurpin rgupin grupin puigrn upigrn piugrn ipugrn uipgrn iupgrn pugirn upgirn pguirn gpuirn ugpirn gupirn pigurn ipgurn pgiurn gpiurn igpurn gipurn uigprn iugprn ugiprn guiprn iguprn giuprn prigun rpigun pirgun iprgun ripgun irpgun prgiun rpgiun pgriun gpriun rgpiun grpiun pigrun ipgrun pgirun gpirun igprun giprun rigpun irgpun rgipun gripun igrpun girpun urigpn ruigpn uirgpn iurgpn riugpn irugpn urgipn rugipn ugripn guripn rguipn gruipn uigrpn iugrpn ugirpn guirpn igurpn giurpn rigupn irgupn rgiupn griupn igrupn girupn purngi uprngi prungi rpungi urpngi rupngi punrgi upnrgi pnurgi npurgi unprgi nuprgi prnugi rpnugi pnrugi nprugi rnpugi nrpugi urnpgi runpgi unrpgi nurpgi rnupgi nrupgi purgni uprgni prugni rpugni urpgni rupgni pugrni upgrni pgurni gpurni ugprni guprni prguni rpguni pgruni gpruni rgpuni grpuni urgpni rugpni ugrpni gurpni rgupni grupni pungri upngri pnugri npugri unpgri nupgri pugnri upgnri pgunri gpunri ugpnri gupnri pnguri npguri pgnuri gpnuri ngpuri gnpuri ungpri nugpri ugnpri gunpri ngupri gnupri prngui rpngui pnrgui nprgui rnpgui nrpgui prgnui rpgnui pgrnui gprnui rgpnui grpnui pngrui npgrui pgnrui gpnrui ngprui gnprui rngpui nrgpui rgnpui grnpui ngrpui gnrpui urngpi rungpi unrgpi nurgpi rnugpi nrugpi urgnpi rugnpi ugrnpi gurnpi rgunpi grunpi ungrpi nugrpi ugnrpi gunrpi ngurpi gnurpi rngupi nrgupi rgnupi grnupi ngrupi gnrupi puingr upingr piungr ipungr uipngr iupngr punigr upnigr pnuigr npuigr unpigr nupigr pinugr ipnugr pniugr npiugr inpugr nipugr uinpgr iunpgr unipgr nuipgr inupgr niupgr puignr upignr piugnr ipugnr uipgnr iupgnr puginr upginr pguinr gpuinr ugpinr gupinr pigunr ipgunr pgiunr gpiunr igpunr gipunr uigpnr iugpnr ugipnr guipnr igupnr giupnr pungir upngir pnugir npugir unpgir nupgir pugnir upgnir pgunir gpunir ugpnir gupnir pnguir npguir pgnuir gpnuir ngpuir gnpuir ungpir nugpir ugnpir gunpir ngupir gnupir pingur ipngur pnigur npigur inpgur nipgur pignur ipgnur pginur gpinur igpnur gipnur pngiur npgiur pgniur gpniur ngpiur gnpiur ingpur nigpur ignpur ginpur ngipur gnipur uingpr iungpr unigpr nuigpr inugpr niugpr uignpr iugnpr uginpr guinpr igunpr giunpr ungipr nugipr ugnipr gunipr nguipr gnuipr ingupr nigupr ignupr ginupr ngiupr gniupr pringu rpingu pirngu iprngu ripngu irpngu prnigu rpnigu pnrigu nprigu rnpigu nrpigu pinrgu ipnrgu pnirgu npirgu inprgu niprgu rinpgu irnpgu rnipgu nripgu inrpgu nirpgu prignu rpignu pirgnu iprgnu ripgnu irpgnu prginu rpginu pgrinu gprinu rgpinu grpinu pigrnu ipgrnu pgirnu gpirnu igprnu giprnu rigpnu irgpnu rgipnu gripnu igrpnu girpnu prngiu rpngiu pnrgiu nprgiu rnpgiu nrpgiu prgniu rpgniu pgrniu gprniu rgpniu grpniu pngriu npgriu pgnriu gpnriu ngpriu gnpriu rngpiu nrgpiu rgnpiu grnpiu ngrpiu gnrpiu pingru ipngru pnigru npigru inpgru nipgru pignru ipgnru pginru gpinru igpnru gipnru pngiru npgiru pgniru gpniru ngpiru gnpiru ingpru nigpru ignpru ginpru ngipru gnipru ringpu irngpu rnigpu nrigpu inrgpu nirgpu rignpu irgnpu rginpu grinpu igrnpu girnpu rngipu nrgipu rgnipu grnipu ngripu gnripu ingrpu nigrpu ignrpu ginrpu ngirpu gnirpu uringp ruingp uirngp iurngp riungp irungp urnigp runigp unrigp nurigp rnuigp nruigp uinrgp iunrgp unirgp nuirgp inurgp niurgp rinugp irnugp rniugp nriugp inrugp nirugp urignp ruignp uirgnp iurgnp riugnp irugnp urginp ruginp ugrinp gurinp rguinp gruinp uigrnp iugrnp ugirnp guirnp igurnp giurnp rigunp irgunp rgiunp griunp igrunp girunp urngip rungip unrgip nurgip rnugip nrugip urgnip rugnip ugrnip gurnip rgunip grunip ungrip nugrip ugnrip gunrip ngurip gnurip rnguip nrguip rgnuip grnuip ngruip gnruip uingrp iungrp unigrp nuigrp inugrp niugrp uignrp iugnrp uginrp guinrp igunrp giunrp ungirp nugirp ugnirp gunirp nguirp gnuirp ingurp nigurp ignurp ginurp ngiurp gniurp ringup irngup rnigup nrigup inrgup nirgup rignup irgnup rginup grinup igrnup girnup rngiup nrgiup rgniup grniup ngriup gnriup ingrup nigrup ignrup ginrup ngirup gnirup
Note: these 'words' (valid or invalid) are all the permutations of the word puring. These words are obtained by scrambling the letters in puring.