birles ibrles briles rbiles irbles ribles bilres iblres blires lbires ilbres libres brlies rblies blries lbries rlbies lrbies irlbes rilbes ilrbes lirbes rlibes lribes birels ibrels briels rbiels irbels ribels bierls iberls beirls ebirls iebrls eibrls breils rbeils berils ebrils rebils erbils irebls riebls ierbls eirbls reibls eribls bilers iblers bliers lbiers ilbers libers bielrs ibelrs beilrs ebilrs ieblrs eiblrs bleirs lbeirs belirs eblirs lebirs elbirs ilebrs liebrs ielbrs eilbrs leibrs elibrs brleis rbleis blreis lbreis rlbeis lrbeis brelis rbelis berlis ebrlis reblis erblis bleris lberis belris eblris lebris elbris rlebis lrebis relbis erlbis lerbis elrbis irlebs rilebs ilrebs lirebs rliebs lriebs irelbs rielbs ierlbs eirlbs reilbs erilbs ilerbs lierbs ielrbs eilrbs leirbs elirbs rleibs lreibs relibs erlibs leribs elribs birlse ibrlse brilse rbilse irblse riblse bilrse iblrse blirse lbirse ilbrse librse brlise rblise blrise lbrise rlbise lrbise irlbse rilbse ilrbse lirbse rlibse lribse birsle ibrsle brisle rbisle irbsle ribsle bisrle ibsrle bsirle sbirle isbrle sibrle brsile rbsile bsrile sbrile rsbile srbile irsble risble isrble sirble rsible srible bilsre iblsre blisre lbisre ilbsre libsre bislre ibslre bsilre sbilre isblre siblre blsire lbsire bslire sblire lsbire slbire ilsbre lisbre islbre silbre lsibre slibre brlsie rblsie blrsie lbrsie rlbsie lrbsie brslie rbslie bsrlie sbrlie rsblie srblie blsrie lbsrie bslrie sblrie lsbrie slbrie rlsbie lrsbie rslbie srlbie lsrbie slrbie irlsbe rilsbe ilrsbe lirsbe rlisbe lrisbe irslbe rislbe isrlbe sirlbe rsilbe srilbe ilsrbe lisrbe islrbe silrbe lsirbe slirbe rlsibe lrsibe rslibe srlibe lsribe slribe biresl ibresl briesl rbiesl irbesl ribesl biersl ibersl beirsl ebirsl iebrsl eibrsl breisl rbeisl berisl ebrisl rebisl erbisl irebsl riebsl ierbsl eirbsl reibsl eribsl birsel ibrsel brisel rbisel irbsel ribsel bisrel ibsrel bsirel sbirel isbrel sibrel brsiel rbsiel bsriel sbriel rsbiel srbiel irsbel risbel isrbel sirbel rsibel sribel biesrl ibesrl beisrl ebisrl iebsrl eibsrl biserl ibserl bsierl sbierl isberl siberl besirl ebsirl bseirl sbeirl esbirl sebirl iesbrl eisbrl isebrl siebrl esibrl seibrl bresil rbesil bersil ebrsil rebsil erbsil brseil rbseil bsreil sbreil rsbeil srbeil besril ebsril bseril sberil esbril sebril resbil ersbil rsebil srebil esrbil serbil iresbl riesbl iersbl eirsbl reisbl erisbl irsebl risebl isrebl sirebl rsiebl sriebl iesrbl eisrbl iserbl sierbl esirbl seirbl resibl ersibl rseibl sreibl esribl seribl bilesr iblesr bliesr lbiesr ilbesr libesr bielsr ibelsr beilsr ebilsr ieblsr eiblsr bleisr lbeisr belisr eblisr lebisr elbisr ilebsr liebsr ielbsr eilbsr leibsr elibsr bilser iblser bliser lbiser ilbser libser bisler ibsler bsiler sbiler isbler sibler blsier lbsier bslier sblier lsbier slbier ilsber lisber islber silber lsiber sliber bieslr ibeslr beislr ebislr iebslr eibslr biselr ibselr bsielr sbielr isbelr sibelr besilr ebsilr bseilr sbeilr esbilr sebilr iesblr eisblr iseblr sieblr esiblr seiblr blesir lbesir belsir eblsir lebsir elbsir blseir lbseir bsleir sbleir lsbeir slbeir beslir ebslir bselir sbelir esblir seblir lesbir elsbir lsebir slebir eslbir selbir ilesbr liesbr ielsbr eilsbr leisbr elisbr ilsebr lisebr islebr silebr lsiebr sliebr ieslbr eislbr iselbr sielbr esilbr seilbr lesibr elsibr lseibr sleibr eslibr selibr brlesi rblesi blresi lbresi rlbesi lrbesi brelsi rbelsi berlsi ebrlsi reblsi erblsi blersi lbersi belrsi eblrsi lebrsi elbrsi rlebsi lrebsi relbsi erlbsi lerbsi elrbsi brlsei rblsei blrsei lbrsei rlbsei lrbsei brslei rbslei bsrlei sbrlei rsblei srblei blsrei lbsrei bslrei sblrei lsbrei slbrei rlsbei lrsbei rslbei srlbei lsrbei slrbei bresli rbesli bersli ebrsli rebsli erbsli brseli rbseli bsreli sbreli rsbeli srbeli besrli ebsrli bserli sberli esbrli sebrli resbli ersbli rsebli srebli esrbli serbli blesri lbesri belsri eblsri lebsri elbsri blseri lbseri bsleri sbleri lsberi slberi beslri ebslri bselri sbelri esblri seblri lesbri elsbri lsebri slebri eslbri selbri rlesbi lresbi relsbi erlsbi lersbi elrsbi rlsebi lrsebi rslebi srlebi lsrebi slrebi reslbi erslbi rselbi srelbi esrlbi serlbi lesrbi elsrbi lserbi slerbi eslrbi selrbi irlesb rilesb ilresb liresb rliesb lriesb irelsb rielsb ierlsb eirlsb reilsb erilsb ilersb liersb ielrsb eilrsb leirsb elirsb rleisb lreisb relisb erlisb lerisb elrisb irlseb rilseb ilrseb lirseb rliseb lriseb irsleb risleb isrleb sirleb rsileb srileb ilsreb lisreb islreb silreb lsireb slireb rlsieb lrsieb rslieb srlieb lsrieb slrieb ireslb rieslb ierslb eirslb reislb erislb irselb riselb isrelb sirelb rsielb srielb iesrlb eisrlb iserlb sierlb esirlb seirlb resilb ersilb rseilb sreilb esrilb serilb ilesrb liesrb ielsrb eilsrb leisrb elisrb ilserb liserb islerb silerb lsierb slierb ieslrb eislrb iselrb sielrb esilrb seilrb lesirb elsirb lseirb sleirb eslirb selirb rlesib lresib relsib erlsib lersib elrsib rlseib lrseib rsleib srleib lsreib slreib reslib erslib rselib srelib esrlib serlib lesrib elsrib lserib slerib eslrib selrib
Note: these 'words' (valid or invalid) are all the permutations of the word birles. These words are obtained by scrambling the letters in birles.