popera oppera ppoera ppoera oppera popera poepra opepra peopra epopra oeppra eoppra ppeora ppeora pepora eppora pepora eppora opepra poepra oeppra eoppra peopra epopra poprea opprea pporea pporea opprea poprea porpea oprpea propea rpopea orppea roppea pproea pproea prpoea rppoea prpoea rppoea oprpea porpea orppea roppea propea rpopea poerpa operpa peorpa eporpa oeprpa eoprpa porepa oprepa proepa rpoepa orpepa ropepa peropa epropa preopa rpeopa erpopa repopa oerppa eorppa oreppa roeppa eroppa reoppa pperoa pperoa peproa epproa peproa epproa ppreoa ppreoa prpeoa rppeoa prpeoa rppeoa perpoa eprpoa prepoa rpepoa erppoa reppoa perpoa eprpoa prepoa rpepoa erppoa reppoa operpa poerpa oeprpa eoprpa peorpa eporpa oprepa porepa orpepa ropepa proepa rpoepa oerppa eorppa oreppa roeppa eroppa reoppa peropa epropa preopa rpeopa erpopa repopa popear oppear ppoear ppoear oppear popear poepar opepar peopar epopar oeppar eoppar ppeoar ppeoar pepoar eppoar pepoar eppoar opepar poepar oeppar eoppar peopar epopar popaer oppaer ppoaer ppoaer oppaer popaer poaper opaper paoper apoper oapper aopper ppaoer ppaoer papoer appoer papoer appoer opaper poaper oapper aopper paoper apoper poeapr opeapr peoapr epoapr oepapr eopapr poaepr opaepr paoepr apoepr oapepr aopepr peaopr epaopr paeopr apeopr eapopr aepopr oeappr eoappr oaeppr aoeppr eaoppr aeoppr ppeaor ppeaor pepaor eppaor pepaor eppaor ppaeor ppaeor papeor appeor papeor appeor peapor epapor paepor apepor eappor aeppor peapor epapor paepor apepor eappor aeppor opeapr poeapr oepapr eopapr peoapr epoapr opaepr poaepr oapepr aopepr paoepr apoepr oeappr eoappr oaeppr aoeppr eaoppr aeoppr peaopr epaopr paeopr apeopr eapopr aepopr poprae opprae pporae pporae opprae poprae porpae oprpae propae rpopae orppae roppae pproae pproae prpoae rppoae prpoae rppoae oprpae porpae orppae roppae propae rpopae popare oppare ppoare ppoare oppare popare poapre opapre paopre apopre oappre aoppre ppaore ppaore papore appore papore appore opapre poapre oappre aoppre paopre apopre porape oprape proape rpoape orpape ropape poarpe oparpe paorpe aporpe oaprpe aoprpe praope rpaope parope aprope rapope arpope orappe roappe oarppe aorppe raoppe aroppe ppraoe ppraoe prpaoe rppaoe prpaoe rppaoe pparoe pparoe paproe approe paproe approe prapoe rpapoe parpoe aprpoe rappoe arppoe prapoe rpapoe parpoe aprpoe rappoe arppoe oprape porape orpape ropape proape rpoape oparpe poarpe oaprpe aoprpe paorpe aporpe orappe roappe oarppe aorppe raoppe aroppe praope rpaope parope aprope rapope arpope poerap operap peorap eporap oeprap eoprap poreap opreap proeap rpoeap orpeap ropeap peroap eproap preoap rpeoap erpoap repoap oerpap eorpap orepap roepap eropap reopap poearp opearp peoarp epoarp oeparp eoparp poaerp opaerp paoerp apoerp oaperp aoperp peaorp epaorp paeorp apeorp eaporp aeporp oeaprp eoaprp oaeprp aoeprp eaoprp aeoprp poraep opraep proaep rpoaep orpaep ropaep poarep oparep paorep aporep oaprep aoprep praoep rpaoep paroep aproep rapoep arpoep orapep roapep oarpep aorpep raopep aropep peraop epraop preaop rpeaop erpaop repaop pearop eparop paerop aperop eaprop aeprop praeop rpaeop pareop apreop rapeop arpeop erapop reapop earpop aerpop raepop arepop oerapp eorapp oreapp roeapp eroapp reoapp oearpp eoarpp oaerpp aoerpp eaorpp aeorpp oraepp roaepp oarepp aorepp raoepp aroepp eraopp reaopp earopp aeropp raeopp areopp pperao pperao peprao epprao peprao epprao ppreao ppreao prpeao rppeao prpeao rppeao perpao eprpao prepao rpepao erppao reppao perpao eprpao prepao rpepao erppao reppao ppearo ppearo peparo epparo peparo epparo ppaero ppaero papero appero papero appero peapro epapro paepro apepro eappro aeppro peapro epapro paepro apepro eappro aeppro ppraeo ppraeo prpaeo rppaeo prpaeo rppaeo ppareo ppareo papreo appreo papreo appreo prapeo rpapeo parpeo aprpeo rappeo arppeo prapeo rpapeo parpeo aprpeo rappeo arppeo perapo eprapo preapo rpeapo erpapo repapo pearpo eparpo paerpo aperpo eaprpo aeprpo praepo rpaepo parepo aprepo rapepo arpepo erappo reappo earppo aerppo raeppo areppo perapo eprapo preapo rpeapo erpapo repapo pearpo eparpo paerpo aperpo eaprpo aeprpo praepo rpaepo parepo aprepo rapepo arpepo erappo reappo earppo aerppo raeppo areppo operap poerap oeprap eoprap peorap eporap opreap poreap orpeap ropeap proeap rpoeap oerpap eorpap orepap roepap eropap reopap peroap eproap preoap rpeoap erpoap repoap opearp poearp oeparp eoparp peoarp epoarp opaerp poaerp oaperp aoperp paoerp apoerp oeaprp eoaprp oaeprp aoeprp eaoprp aeoprp peaorp epaorp paeorp apeorp eaporp aeporp opraep poraep orpaep ropaep proaep rpoaep oparep poarep oaprep aoprep paorep aporep orapep roapep oarpep aorpep raopep aropep praoep rpaoep paroep aproep rapoep arpoep oerapp eorapp oreapp roeapp eroapp reoapp oearpp eoarpp oaerpp aoerpp eaorpp aeorpp oraepp roaepp oarepp aorepp raoepp aroepp eraopp reaopp earopp aeropp raeopp areopp peraop epraop preaop rpeaop erpaop repaop pearop eparop paerop aperop eaprop aeprop praeop rpaeop pareop apreop rapeop arpeop erapop reapop earpop aerpop raepop arepop
Note: these 'words' (valid or invalid) are all the permutations of the word popera. These words are obtained by scrambling the letters in popera.