shelta hselta sehlta eshlta heslta ehslta shleta hsleta slheta lsheta hlseta lhseta selhta eslhta slehta lsehta elshta leshta helsta ehlsta hlesta lhesta elhsta lehsta shetla hsetla sehtla eshtla hestla ehstla shtela hstela sthela tshela htsela thsela sethla esthla stehla tsehla etshla teshla hetsla ehtsla htesla thesla ethsla tehsla shltea hsltea slhtea lshtea hlstea lhstea shtlea hstlea sthlea tshlea htslea thslea slthea lsthea stlhea tslhea ltshea tlshea hltsea lhtsea htlsea thlsea lthsea tlhsea seltha esltha sletha lsetha elstha lestha setlha estlha stelha tselha etslha teslha slteha lsteha stleha tsleha ltseha tlseha eltsha letsha etlsha telsha ltesha tlesha heltsa ehltsa hletsa lhetsa elhtsa lehtsa hetlsa ehtlsa htelsa thelsa ethlsa tehlsa hltesa lhtesa htlesa thlesa lthesa tlhesa elthsa lethsa etlhsa telhsa ltehsa tlehsa shelat hselat sehlat eshlat heslat ehslat shleat hsleat slheat lsheat hlseat lhseat selhat eslhat slehat lsehat elshat leshat helsat ehlsat hlesat lhesat elhsat lehsat shealt hsealt sehalt eshalt hesalt ehsalt shaelt hsaelt sahelt ashelt haselt ahselt seahlt esahlt saehlt asehlt eashlt aeshlt heaslt ehaslt haeslt aheslt eahslt aehslt shlaet hslaet slhaet lshaet hlsaet lhsaet shalet hsalet sahlet ashlet haslet ahslet slahet lsahet salhet aslhet lashet alshet hlaset lhaset halset ahlset lahset alhset selaht eslaht sleaht lseaht elsaht lesaht sealht esalht saelht aselht easlht aeslht slaeht lsaeht saleht asleht laseht alseht elasht leasht ealsht aelsht laesht alesht helast ehlast hleast lheast elhast lehast healst ehalst haelst ahelst eahlst aehlst hlaest lhaest halest ahlest lahest alhest elahst leahst ealhst aelhst laehst alehst shetal hsetal sehtal eshtal hestal ehstal shteal hsteal stheal tsheal htseal thseal sethal esthal stehal tsehal etshal teshal hetsal ehtsal htesal thesal ethsal tehsal sheatl hseatl sehatl eshatl hesatl ehsatl shaetl hsaetl sahetl ashetl hasetl ahsetl seahtl esahtl saehtl asehtl eashtl aeshtl heastl ehastl haestl ahestl eahstl aehstl shtael hstael sthael tshael htsael thsael shatel hsatel sahtel ashtel hastel ahstel stahel tsahel sathel asthel tashel atshel htasel thasel hatsel ahtsel tahsel athsel setahl estahl steahl tseahl etsahl tesahl seathl esathl saethl asethl easthl aesthl staehl tsaehl satehl astehl tasehl atsehl etashl teashl eatshl aetshl taeshl ateshl hetasl ehtasl hteasl theasl ethasl tehasl heatsl ehatsl haetsl ahetsl eahtsl aehtsl htaesl thaesl hatesl ahtesl tahesl athesl etahsl teahsl eathsl aethsl taehsl atehsl shltae hsltae slhtae lshtae hlstae lhstae shtlae hstlae sthlae tshlae htslae thslae slthae lsthae stlhae tslhae ltshae tlshae hltsae lhtsae htlsae thlsae lthsae tlhsae shlate hslate slhate lshate hlsate lhsate shalte hsalte sahlte ashlte haslte ahslte slahte lsahte salhte aslhte lashte alshte hlaste lhaste halste ahlste lahste alhste shtale hstale sthale tshale htsale thsale shatle hsatle sahtle ashtle hastle ahstle stahle tsahle sathle asthle tashle atshle htasle thasle hatsle ahtsle tahsle athsle sltahe lstahe stlahe tslahe ltsahe tlsahe slathe lsathe salthe aslthe lasthe alsthe stalhe tsalhe satlhe astlhe taslhe atslhe ltashe tlashe latshe altshe talshe atlshe hltase lhtase htlase thlase lthase tlhase hlatse lhatse haltse ahltse lahtse alhtse htalse thalse hatlse ahtlse tahlse athlse ltahse tlahse lathse althse talhse atlhse seltah esltah sletah lsetah elstah lestah setlah estlah stelah tselah etslah teslah slteah lsteah stleah tsleah ltseah tlseah eltsah letsah etlsah telsah ltesah tlesah selath eslath sleath lseath elsath lesath sealth esalth saelth aselth easlth aeslth slaeth lsaeth saleth asleth laseth alseth elasth leasth ealsth aelsth laesth alesth setalh estalh stealh tsealh etsalh tesalh seatlh esatlh saetlh asetlh eastlh aestlh staelh tsaelh satelh astelh taselh atselh etaslh teaslh eatslh aetslh taeslh ateslh sltaeh lstaeh stlaeh tslaeh ltsaeh tlsaeh slateh lsateh salteh aslteh lasteh alsteh staleh tsaleh satleh astleh tasleh atsleh ltaseh tlaseh latseh altseh talseh atlseh eltash letash etlash telash lteash tleash elatsh leatsh ealtsh aeltsh laetsh aletsh etalsh tealsh eatlsh aetlsh taelsh atelsh ltaesh tlaesh latesh altesh talesh atlesh heltas ehltas hletas lhetas elhtas lehtas hetlas ehtlas htelas thelas ethlas tehlas hlteas lhteas htleas thleas ltheas tlheas elthas lethas etlhas telhas ltehas tlehas helats ehlats hleats lheats elhats lehats healts ehalts haelts ahelts eahlts aehlts hlaets lhaets halets ahlets lahets alhets elahts leahts ealhts aelhts laehts alehts hetals ehtals hteals theals ethals tehals heatls ehatls haetls ahetls eahtls aehtls htaels thaels hatels ahtels tahels athels etahls teahls eathls aethls taehls atehls hltaes lhtaes htlaes thlaes lthaes tlhaes hlates lhates haltes ahltes lahtes alhtes htales thales hatles ahtles tahles athles ltahes tlahes lathes althes talhes atlhes eltahs letahs etlahs telahs lteahs tleahs elaths leaths ealths aelths laeths aleths etalhs tealhs eatlhs aetlhs taelhs atelhs ltaehs tlaehs latehs altehs talehs atlehs
Note: these 'words' (valid or invalid) are all the permutations of the word shelta. These words are obtained by scrambling the letters in shelta.