gallon agllon glalon lgalon alglon laglon gallon agllon glalon lgalon alglon laglon gllaon lglaon gllaon lglaon llgaon llgaon allgon lalgon allgon lalgon llagon llagon galoln agloln glaoln lgaoln algoln lagoln gaolln agolln goalln ogalln aoglln oaglln gloaln lgoaln golaln oglaln logaln olgaln alogln laogln aolgln oalgln loagln olagln galoln agloln glaoln lgaoln algoln lagoln gaolln agolln goalln ogalln aoglln oaglln gloaln lgoaln golaln oglaln logaln olgaln alogln laogln aolgln oalgln loagln olagln glloan lgloan glloan lgloan llgoan llgoan glolan lgolan gollan ogllan loglan olglan glolan lgolan gollan ogllan loglan olglan llogan llogan lolgan ollgan lolgan ollgan allogn lalogn allogn lalogn llaogn llaogn alolgn laolgn aollgn oallgn loalgn olalgn alolgn laolgn aollgn oallgn loalgn olalgn lloagn lloagn lolagn ollagn lolagn ollagn gallno agllno glalno lgalno alglno laglno gallno agllno glalno lgalno alglno laglno gllano lglano gllano lglano llgano llgano allgno lalgno allgno lalgno llagno llagno galnlo aglnlo glanlo lganlo algnlo lagnlo ganllo agnllo gnallo ngallo angllo nagllo glnalo lgnalo gnlalo nglalo lngalo nlgalo alnglo langlo anlglo nalglo lnaglo nlaglo galnlo aglnlo glanlo lganlo algnlo lagnlo ganllo agnllo gnallo ngallo angllo nagllo glnalo lgnalo gnlalo nglalo lngalo nlgalo alnglo langlo anlglo nalglo lnaglo nlaglo gllnao lglnao gllnao lglnao llgnao llgnao glnlao lgnlao gnllao ngllao lnglao nlglao glnlao lgnlao gnllao ngllao lnglao nlglao llngao llngao lnlgao nllgao lnlgao nllgao allngo lalngo allngo lalngo llango llango alnlgo lanlgo anllgo nallgo lnalgo nlalgo alnlgo lanlgo anllgo nallgo lnalgo nlalgo llnago llnago lnlago nllago lnlago nllago galonl aglonl glaonl lgaonl algonl lagonl gaolnl agolnl goalnl ogalnl aoglnl oaglnl gloanl lgoanl golanl oglanl loganl olganl alognl laognl aolgnl oalgnl loagnl olagnl galnol aglnol glanol lganol algnol lagnol ganlol agnlol gnalol ngalol anglol naglol glnaol lgnaol gnlaol nglaol lngaol nlgaol alngol langol anlgol nalgol lnagol nlagol gaonll agonll goanll oganll aognll oagnll ganoll agnoll gnaoll ngaoll angoll nagoll gonall ognall gnoall ngoall ongall nogall aongll oangll anogll naogll onagll noagll glonal lgonal golnal oglnal lognal olgnal glnoal lgnoal gnloal ngloal lngoal nlgoal gonlal ognlal gnolal ngolal onglal noglal longal olngal lnogal nlogal onlgal nolgal alongl laongl aolngl oalngl loangl olangl alnogl lanogl anlogl nalogl lnaogl nlaogl aonlgl oanlgl anolgl naolgl onalgl noalgl lonagl olnagl lnoagl nloagl onlagl nolagl galonl aglonl glaonl lgaonl algonl lagonl gaolnl agolnl goalnl ogalnl aoglnl oaglnl gloanl lgoanl golanl oglanl loganl olganl alognl laognl aolgnl oalgnl loagnl olagnl galnol aglnol glanol lganol algnol lagnol ganlol agnlol gnalol ngalol anglol naglol glnaol lgnaol gnlaol nglaol lngaol nlgaol alngol langol anlgol nalgol lnagol nlagol gaonll agonll goanll oganll aognll oagnll ganoll agnoll gnaoll ngaoll angoll nagoll gonall ognall gnoall ngoall ongall nogall aongll oangll anogll naogll onagll noagll glonal lgonal golnal oglnal lognal olgnal glnoal lgnoal gnloal ngloal lngoal nlgoal gonlal ognlal gnolal ngolal onglal noglal longal olngal lnogal nlogal onlgal nolgal alongl laongl aolngl oalngl loangl olangl alnogl lanogl anlogl nalogl lnaogl nlaogl aonlgl oanlgl anolgl naolgl onalgl noalgl lonagl olnagl lnoagl nloagl onlagl nolagl gllona lglona gllona lglona llgona llgona glolna lgolna gollna ogllna loglna olglna glolna lgolna gollna ogllna loglna olglna llogna llogna lolgna ollgna lolgna ollgna gllnoa lglnoa gllnoa lglnoa llgnoa llgnoa glnloa lgnloa gnlloa nglloa lngloa nlgloa glnloa lgnloa gnlloa nglloa lngloa nlgloa llngoa llngoa lnlgoa nllgoa lnlgoa nllgoa glonla lgonla golnla oglnla lognla olgnla glnola lgnola gnlola nglola lngola nlgola gonlla ognlla gnolla ngolla onglla noglla longla olngla lnogla nlogla onlgla nolgla glonla lgonla golnla oglnla lognla olgnla glnola lgnola gnlola nglola lngola nlgola gonlla ognlla gnolla ngolla onglla noglla longla olngla lnogla nlogla onlgla nolgla llonga llonga lolnga ollnga lolnga ollnga llnoga llnoga lnloga nlloga lnloga nlloga lonlga olnlga lnolga nlolga onllga nollga lonlga olnlga lnolga nlolga onllga nollga allong lalong allong lalong llaong llaong alolng laolng aollng oallng loalng olalng alolng laolng aollng oallng loalng olalng lloang lloang lolang ollang lolang ollang allnog lalnog allnog lalnog llanog llanog alnlog lanlog anllog nallog lnalog nlalog alnlog lanlog anllog nallog lnalog nlalog llnaog llnaog lnlaog nllaog lnlaog nllaog alonlg laonlg aolnlg oalnlg loanlg olanlg alnolg lanolg anlolg nalolg lnaolg nlaolg aonllg oanllg anollg naollg onallg noallg lonalg olnalg lnoalg nloalg onlalg nolalg alonlg laonlg aolnlg oalnlg loanlg olanlg alnolg lanolg anlolg nalolg lnaolg nlaolg aonllg oanllg anollg naollg onallg noallg lonalg olnalg lnoalg nloalg onlalg nolalg llonag llonag lolnag ollnag lolnag ollnag llnoag llnoag lnloag nlloag lnloag nlloag lonlag olnlag lnolag nlolag onllag nollag lonlag olnlag lnolag nlolag onllag nollag
Note: these 'words' (valid or invalid) are all the permutations of the word gallon. These words are obtained by scrambling the letters in gallon.