flagnu lfagnu falgnu aflgnu lafgnu alfgnu flganu lfganu fglanu gflanu lgfanu glfanu faglnu afglnu fgalnu gfalnu agflnu gaflnu lagfnu algfnu lgafnu glafnu aglfnu galfnu flangu lfangu falngu aflngu lafngu alfngu flnagu lfnagu fnlagu nflagu lnfagu nlfagu fanlgu afnlgu fnalgu nfalgu anflgu naflgu lanfgu alnfgu lnafgu nlafgu anlfgu nalfgu flgnau lfgnau fglnau gflnau lgfnau glfnau flngau lfngau fnlgau nflgau lnfgau nlfgau fgnlau gfnlau fnglau nfglau gnflau ngflau lgnfau glnfau lngfau nlgfau gnlfau nglfau fagnlu afgnlu fganlu gfanlu agfnlu gafnlu fanglu afnglu fnaglu nfaglu anfglu nafglu fgnalu gfnalu fngalu nfgalu gnfalu ngfalu agnflu ganflu angflu nagflu gnaflu ngaflu lagnfu algnfu lganfu glanfu aglnfu galnfu langfu alngfu lnagfu nlagfu anlgfu nalgfu lgnafu glnafu lngafu nlgafu gnlafu nglafu agnlfu ganlfu anglfu naglfu gnalfu ngalfu flagun lfagun falgun aflgun lafgun alfgun flgaun lfgaun fglaun gflaun lgfaun glfaun faglun afglun fgalun gfalun agflun gaflun lagfun algfun lgafun glafun aglfun galfun flaugn lfaugn falugn aflugn lafugn alfugn fluagn lfuagn fulagn uflagn lufagn ulfagn faulgn afulgn fualgn ufalgn auflgn uaflgn laufgn alufgn luafgn ulafgn aulfgn ualfgn flguan lfguan fgluan gfluan lgfuan glfuan flugan lfugan fulgan uflgan lufgan ulfgan fgulan gfulan fuglan ufglan guflan ugflan lgufan glufan lugfan ulgfan gulfan uglfan faguln afguln fgauln gfauln agfuln gafuln faugln afugln fuagln ufagln aufgln uafgln fgualn gfualn fugaln ufgaln gufaln ugfaln agufln gaufln augfln uagfln guafln ugafln lagufn algufn lgaufn glaufn aglufn galufn laugfn alugfn luagfn ulagfn aulgfn ualgfn lguafn gluafn lugafn ulgafn gulafn uglafn agulfn gaulfn auglfn uaglfn gualfn ugalfn flanug lfanug falnug aflnug lafnug alfnug flnaug lfnaug fnlaug nflaug lnfaug nlfaug fanlug afnlug fnalug nfalug anflug naflug lanfug alnfug lnafug nlafug anlfug nalfug flaung lfaung falung aflung lafung alfung fluang lfuang fulang uflang lufang ulfang faulng afulng fualng ufalng auflng uaflng laufng alufng luafng ulafng aulfng ualfng flnuag lfnuag fnluag nfluag lnfuag nlfuag flunag lfunag fulnag uflnag lufnag ulfnag fnulag nfulag funlag ufnlag nuflag unflag lnufag nlufag lunfag ulnfag nulfag unlfag fanulg afnulg fnaulg nfaulg anfulg nafulg faunlg afunlg fuanlg ufanlg aufnlg uafnlg fnualg nfualg funalg ufnalg nufalg unfalg anuflg nauflg aunflg uanflg nuaflg unaflg lanufg alnufg lnaufg nlaufg anlufg nalufg launfg alunfg luanfg ulanfg aulnfg ualnfg lnuafg nluafg lunafg ulnafg nulafg unlafg anulfg naulfg aunlfg uanlfg nualfg unalfg flgnua lfgnua fglnua gflnua lgfnua glfnua flngua lfngua fnlgua nflgua lnfgua nlfgua fgnlua gfnlua fnglua nfglua gnflua ngflua lgnfua glnfua lngfua nlgfua gnlfua nglfua flguna lfguna fgluna gfluna lgfuna glfuna flugna lfugna fulgna uflgna lufgna ulfgna fgulna gfulna fuglna ufglna guflna ugflna lgufna glufna lugfna ulgfna gulfna uglfna flnuga lfnuga fnluga nfluga lnfuga nlfuga flunga lfunga fulnga uflnga lufnga ulfnga fnulga nfulga funlga ufnlga nuflga unflga lnufga nlufga lunfga ulnfga nulfga unlfga fgnula gfnula fngula nfgula gnfula ngfula fgunla gfunla fugnla ufgnla gufnla ugfnla fnugla nfugla fungla ufngla nufgla unfgla gnufla ngufla gunfla ugnfla nugfla ungfla lgnufa glnufa lngufa nlgufa gnlufa nglufa lgunfa glunfa lugnfa ulgnfa gulnfa uglnfa lnugfa nlugfa lungfa ulngfa nulgfa unlgfa gnulfa ngulfa gunlfa ugnlfa nuglfa unglfa fagnul afgnul fganul gfanul agfnul gafnul fangul afngul fnagul nfagul anfgul nafgul fgnaul gfnaul fngaul nfgaul gnfaul ngfaul agnful ganful angful nagful gnaful ngaful fagunl afgunl fgaunl gfaunl agfunl gafunl faugnl afugnl fuagnl ufagnl aufgnl uafgnl fguanl gfuanl fuganl ufganl gufanl ugfanl agufnl gaufnl augfnl uagfnl guafnl ugafnl fanugl afnugl fnaugl nfaugl anfugl nafugl faungl afungl fuangl ufangl aufngl uafngl fnuagl nfuagl funagl ufnagl nufagl unfagl anufgl naufgl aunfgl uanfgl nuafgl unafgl fgnual gfnual fngual nfgual gnfual ngfual fgunal gfunal fugnal ufgnal gufnal ugfnal fnugal nfugal fungal ufngal nufgal unfgal gnufal ngufal gunfal ugnfal nugfal ungfal agnufl ganufl angufl nagufl gnaufl ngaufl agunfl gaunfl augnfl uagnfl guanfl uganfl anugfl naugfl aungfl uangfl nuagfl unagfl gnuafl nguafl gunafl ugnafl nugafl ungafl lagnuf algnuf lganuf glanuf aglnuf galnuf languf alnguf lnaguf nlaguf anlguf nalguf lgnauf glnauf lngauf nlgauf gnlauf nglauf agnluf ganluf angluf nagluf gnaluf ngaluf lagunf algunf lgaunf glaunf aglunf galunf laugnf alugnf luagnf ulagnf aulgnf ualgnf lguanf gluanf luganf ulganf gulanf uglanf agulnf gaulnf auglnf uaglnf gualnf ugalnf lanugf alnugf lnaugf nlaugf anlugf nalugf laungf alungf luangf ulangf aulngf ualngf lnuagf nluagf lunagf ulnagf nulagf unlagf anulgf naulgf aunlgf uanlgf nualgf unalgf lgnuaf glnuaf lnguaf nlguaf gnluaf ngluaf lgunaf glunaf lugnaf ulgnaf gulnaf uglnaf lnugaf nlugaf lungaf ulngaf nulgaf unlgaf gnulaf ngulaf gunlaf ugnlaf nuglaf unglaf agnulf ganulf angulf nagulf gnaulf ngaulf agunlf gaunlf augnlf uagnlf guanlf uganlf anuglf nauglf aunglf uanglf nuaglf unaglf gnualf ngualf gunalf ugnalf nugalf ungalf
Note: these 'words' (valid or invalid) are all the permutations of the word flagnu. These words are obtained by scrambling the letters in flagnu.