shales hsales sahles ashles hasles ahsles shlaes hslaes slhaes lshaes hlsaes lhsaes salhes aslhes slahes lsahes alshes lashes halses ahlses hlases lhases alhses lahses shaels hsaels sahels ashels hasels ahsels sheals hseals sehals eshals hesals ehsals saehls asehls seahls esahls aeshls eashls haesls ahesls heasls ehasls aehsls eahsls shleas hsleas slheas lsheas hlseas lhseas shelas hselas sehlas eshlas heslas ehslas slehas lsehas selhas eslhas leshas elshas hlesas lhesas helsas ehlsas lehsas elhsas salehs aslehs slaehs lsaehs alsehs lasehs saelhs aselhs sealhs esalhs aeslhs easlhs sleahs lseahs selahs eslahs lesahs elsahs aleshs laeshs aelshs ealshs leashs elashs haless ahless hlaess lhaess alhess lahess haelss ahelss healss ehalss aehlss eahlss hleass lheass helass ehlass lehass elhass alehss laehss aelhss ealhss leahss elahss shalse hsalse sahlse ashlse haslse ahslse shlase hslase slhase lshase hlsase lhsase salhse aslhse slahse lsahse alshse lashse halsse ahlsse hlasse lhasse alhsse lahsse shasle hsasle sahsle ashsle hassle ahssle shsale hssale sshale sshale hssale shsale sashle asshle ssahle ssahle asshle sashle hassle ahssle hsasle shasle ashsle sahsle shlsae hslsae slhsae lshsae hlssae lhssae shslae hsslae sshlae sshlae hsslae shslae slshae lsshae sslhae sslhae lsshae slshae hlssae lhssae hslsae shlsae lshsae slhsae salshe aslshe slashe lsashe alsshe lasshe saslhe asslhe ssalhe ssalhe asslhe saslhe slsahe lssahe sslahe sslahe lssahe slsahe alsshe lasshe aslshe salshe lsashe slashe halsse ahlsse hlasse lhasse alhsse lahsse haslse ahslse hsalse shalse ashlse sahlse hlsase lhsase hslase shlase lshase slhase alshse lashse aslhse salhse lsahse slahse shaesl hsaesl sahesl ashesl hasesl ahsesl sheasl hseasl sehasl eshasl hesasl ehsasl saehsl asehsl seahsl esahsl aeshsl eashsl haessl ahessl heassl ehassl aehssl eahssl shasel hsasel sahsel ashsel hassel ahssel shsael hssael sshael sshael hssael shsael sashel asshel ssahel ssahel asshel sashel hassel ahssel hsasel shasel ashsel sahsel shesal hsesal sehsal eshsal hessal ehssal shseal hsseal ssheal ssheal hsseal shseal seshal esshal ssehal ssehal esshal seshal hessal ehssal hsesal shesal eshsal sehsal saeshl aseshl seashl esashl aesshl easshl sasehl assehl ssaehl ssaehl assehl sasehl sesahl essahl sseahl sseahl essahl sesahl aesshl easshl aseshl saeshl esashl seashl haessl ahessl heassl ehassl aehssl eahssl hasesl ahsesl hsaesl shaesl ashesl sahesl hesasl ehsasl hseasl sheasl eshasl sehasl aeshsl eashsl asehsl saehsl esahsl seahsl shlesa hslesa slhesa lshesa hlsesa lhsesa shelsa hselsa sehlsa eshlsa heslsa ehslsa slehsa lsehsa selhsa eslhsa leshsa elshsa hlessa lhessa helssa ehlssa lehssa elhssa shlsea hslsea slhsea lshsea hlssea lhssea shslea hsslea sshlea sshlea hsslea shslea slshea lsshea sslhea sslhea lsshea slshea hlssea lhssea hslsea shlsea lshsea slhsea shesla hsesla sehsla eshsla hessla ehssla shsela hssela sshela sshela hssela shsela seshla esshla ssehla ssehla esshla seshla hessla ehssla hsesla shesla eshsla sehsla slesha lsesha selsha eslsha lessha elssha slseha lsseha ssleha ssleha lsseha slseha seslha esslha sselha sselha esslha seslha lessha elssha lsesha slesha eslsha selsha hlessa lhessa helssa ehlssa lehssa elhssa hlsesa lhsesa hslesa shlesa lshesa slhesa heslsa ehslsa hselsa shelsa eshlsa sehlsa leshsa elshsa lsehsa slehsa eslhsa selhsa salesh aslesh slaesh lsaesh alsesh lasesh saelsh aselsh sealsh esalsh aeslsh easlsh sleash lseash selash eslash lesash elsash alessh laessh aelssh ealssh leassh elassh salseh aslseh slaseh lsaseh alsseh lasseh sasleh assleh ssaleh ssaleh assleh sasleh slsaeh lssaeh sslaeh sslaeh lssaeh slsaeh alsseh lasseh aslseh salseh lsaseh slaseh saeslh aseslh seaslh esaslh aesslh easslh saselh asselh ssaelh ssaelh asselh saselh sesalh essalh ssealh ssealh essalh sesalh aesslh easslh aseslh saeslh esaslh seaslh slesah lsesah selsah eslsah lessah elssah slseah lsseah ssleah ssleah lsseah slseah seslah esslah sselah sselah esslah seslah lessah elssah lsesah slesah eslsah selsah alessh laessh aelssh ealssh leassh elassh alsesh lasesh aslesh salesh lsaesh slaesh aeslsh easlsh aselsh saelsh esalsh sealsh lesash elsash lseash sleash eslash selash haless ahless hlaess lhaess alhess lahess haelss ahelss healss ehalss aehlss eahlss hleass lheass helass ehlass lehass elhass alehss laehss aelhss ealhss leahss elahss halses ahlses hlases lhases alhses lahses hasles ahsles hsales shales ashles sahles hlsaes lhsaes hslaes shlaes lshaes slhaes alshes lashes aslhes salhes lsahes slahes haesls ahesls heasls ehasls aehsls eahsls hasels ahsels hsaels shaels ashels sahels hesals ehsals hseals sheals eshals sehals aeshls eashls asehls saehls esahls seahls hlesas lhesas helsas ehlsas lehsas elhsas hlseas lhseas hsleas shleas lsheas slheas heslas ehslas hselas shelas eshlas sehlas leshas elshas lsehas slehas eslhas selhas aleshs laeshs aelshs ealshs leashs elashs alsehs lasehs aslehs salehs lsaehs slaehs aeslhs easlhs aselhs saelhs esalhs sealhs lesahs elsahs lseahs sleahs eslahs selahs
Note: these 'words' (valid or invalid) are all the permutations of the word shales. These words are obtained by scrambling the letters in shales.