obsign bosign osbign sobign bsoign sboign obisgn boisgn oibsgn iobsgn biosgn ibosgn osibgn soibgn oisbgn iosbgn siobgn isobgn bsiogn sbiogn bisogn ibsogn sibogn isbogn obsgin bosgin osbgin sobgin bsogin sbogin obgsin bogsin ogbsin gobsin bgosin gbosin osgbin sogbin ogsbin gosbin sgobin gsobin bsgoin sbgoin bgsoin gbsoin sgboin gsboin obigsn boigsn oibgsn iobgsn biogsn ibogsn obgisn bogisn ogbisn gobisn bgoisn gboisn oigbsn iogbsn ogibsn goibsn igobsn giobsn bigosn ibgosn bgiosn gbiosn igbosn gibosn osigbn soigbn oisgbn iosgbn siogbn isogbn osgibn sogibn ogsibn gosibn sgoibn gsoibn oigsbn iogsbn ogisbn goisbn igosbn giosbn sigobn isgobn sgiobn gsiobn igsobn gisobn bsigon sbigon bisgon ibsgon sibgon isbgon bsgion sbgion bgsion gbsion sgbion gsbion bigson ibgson bgison gbison igbson gibson sigbon isgbon sgibon gsibon igsbon gisbon obsing bosing osbing sobing bsoing sboing obisng boisng oibsng iobsng biosng ibosng osibng soibng oisbng iosbng siobng isobng bsiong sbiong bisong ibsong sibong isbong obsnig bosnig osbnig sobnig bsonig sbonig obnsig bonsig onbsig nobsig bnosig nbosig osnbig sonbig onsbig nosbig snobig nsobig bsnoig sbnoig bnsoig nbsoig snboig nsboig obinsg boinsg oibnsg iobnsg bionsg ibonsg obnisg bonisg onbisg nobisg bnoisg nboisg oinbsg ionbsg onibsg noibsg inobsg niobsg binosg ibnosg bniosg nbiosg inbosg nibosg osinbg soinbg oisnbg iosnbg sionbg isonbg osnibg sonibg onsibg nosibg snoibg nsoibg oinsbg ionsbg onisbg noisbg inosbg niosbg sinobg isnobg sniobg nsiobg insobg nisobg bsinog sbinog bisnog ibsnog sibnog isbnog bsniog sbniog bnsiog nbsiog snbiog nsbiog binsog ibnsog bnisog nbisog inbsog nibsog sinbog isnbog snibog nsibog insbog nisbog obsgni bosgni osbgni sobgni bsogni sbogni obgsni bogsni ogbsni gobsni bgosni gbosni osgbni sogbni ogsbni gosbni sgobni gsobni bsgoni sbgoni bgsoni gbsoni sgboni gsboni obsngi bosngi osbngi sobngi bsongi sbongi obnsgi bonsgi onbsgi nobsgi bnosgi nbosgi osnbgi sonbgi onsbgi nosbgi snobgi nsobgi bsnogi sbnogi bnsogi nbsogi snbogi nsbogi obgnsi bognsi ogbnsi gobnsi bgonsi gbonsi obngsi bongsi onbgsi nobgsi bnogsi nbogsi ognbsi gonbsi ongbsi nogbsi gnobsi ngobsi bgnosi gbnosi bngosi nbgosi gnbosi ngbosi osgnbi sognbi ogsnbi gosnbi sgonbi gsonbi osngbi songbi onsgbi nosgbi snogbi nsogbi ognsbi gonsbi ongsbi nogsbi gnosbi ngosbi sgnobi gsnobi sngobi nsgobi gnsobi ngsobi bsgnoi sbgnoi bgsnoi gbsnoi sgbnoi gsbnoi bsngoi sbngoi bnsgoi nbsgoi snbgoi nsbgoi bgnsoi gbnsoi bngsoi nbgsoi gnbsoi ngbsoi sgnboi gsnboi sngboi nsgboi gnsboi ngsboi obigns boigns oibgns iobgns biogns ibogns obgins bogins ogbins gobins bgoins gboins oigbns iogbns ogibns goibns igobns giobns bigons ibgons bgions gbions igbons gibons obings boings oibngs iobngs biongs ibongs obnigs bonigs onbigs nobigs bnoigs nboigs oinbgs ionbgs onibgs noibgs inobgs niobgs binogs ibnogs bniogs nbiogs inbogs nibogs obgnis bognis ogbnis gobnis bgonis gbonis obngis bongis onbgis nobgis bnogis nbogis ognbis gonbis ongbis nogbis gnobis ngobis bgnois gbnois bngois nbgois gnbois ngbois oignbs iognbs oginbs goinbs igonbs gionbs oingbs iongbs onigbs noigbs inogbs niogbs ognibs gonibs ongibs nogibs gnoibs ngoibs ignobs ginobs ingobs nigobs gniobs ngiobs bignos ibgnos bginos gbinos igbnos gibnos bingos ibngos bnigos nbigos inbgos nibgos bgnios gbnios bngios nbgios gnbios ngbios ignbos ginbos ingbos nigbos gnibos ngibos osignb soignb oisgnb iosgnb siognb isognb osginb soginb ogsinb gosinb sgoinb gsoinb oigsnb iogsnb ogisnb goisnb igosnb giosnb sigonb isgonb sgionb gsionb igsonb gisonb osingb soingb oisngb iosngb siongb isongb osnigb sonigb onsigb nosigb snoigb nsoigb oinsgb ionsgb onisgb noisgb inosgb niosgb sinogb isnogb sniogb nsiogb insogb nisogb osgnib sognib ogsnib gosnib sgonib gsonib osngib songib onsgib nosgib snogib nsogib ognsib gonsib ongsib nogsib gnosib ngosib sgnoib gsnoib sngoib nsgoib gnsoib ngsoib oignsb iognsb oginsb goinsb igonsb gionsb oingsb iongsb onigsb noigsb inogsb niogsb ognisb gonisb ongisb nogisb gnoisb ngoisb ignosb ginosb ingosb nigosb gniosb ngiosb signob isgnob sginob gsinob igsnob gisnob singob isngob snigob nsigob insgob nisgob sgniob gsniob sngiob nsgiob gnsiob ngsiob ignsob ginsob ingsob nigsob gnisob ngisob bsigno sbigno bisgno ibsgno sibgno isbgno bsgino sbgino bgsino gbsino sgbino gsbino bigsno ibgsno bgisno gbisno igbsno gibsno sigbno isgbno sgibno gsibno igsbno gisbno bsingo sbingo bisngo ibsngo sibngo isbngo bsnigo sbnigo bnsigo nbsigo snbigo nsbigo binsgo ibnsgo bnisgo nbisgo inbsgo nibsgo sinbgo isnbgo snibgo nsibgo insbgo nisbgo bsgnio sbgnio bgsnio gbsnio sgbnio gsbnio bsngio sbngio bnsgio nbsgio snbgio nsbgio bgnsio gbnsio bngsio nbgsio gnbsio ngbsio sgnbio gsnbio sngbio nsgbio gnsbio ngsbio bignso ibgnso bginso gbinso igbnso gibnso bingso ibngso bnigso nbigso inbgso nibgso bgniso gbniso bngiso nbgiso gnbiso ngbiso ignbso ginbso ingbso nigbso gnibso ngibso signbo isgnbo sginbo gsinbo igsnbo gisnbo singbo isngbo snigbo nsigbo insgbo nisgbo sgnibo gsnibo sngibo nsgibo gnsibo ngsibo ignsbo ginsbo ingsbo nigsbo gnisbo ngisbo
Note: these 'words' (valid or invalid) are all the permutations of the word obsign. These words are obtained by scrambling the letters in obsign.