obeli boeli oebli eobli beoli eboli oblei bolei olbei lobei bloei lboei oelbi eolbi olebi loebi elobi leobi beloi ebloi bleoi lbeoi elboi leboi obeil boeil oebil eobil beoil eboil obiel boiel oibel iobel bioel iboel oeibl eoibl oiebl ioebl eiobl ieobl beiol ebiol bieol ibeol eibol iebol oblie bolie olbie lobie bloie lboie obile boile oible ioble biole ibole olibe loibe oilbe iolbe liobe ilobe blioe lbioe biloe ibloe liboe ilboe oelib eolib oleib loeib eloib leoib oeilb eoilb oielb ioelb eiolb ieolb olieb loieb oileb ioleb lioeb iloeb eliob leiob eilob ielob lieob ileob belio eblio bleio lbeio elbio lebio beilo ebilo bielo ibelo eiblo ieblo blieo lbieo bileo ibleo libeo ilbeo elibo leibo eilbo ielbo liebo ilebo
Note: these 'words' (valid or invalid) are all the permutations of the word obeli. These words are obtained by scrambling the letters in obeli.