a-be aaaa aaab aaae aaal aaba aabb aabl aabt aaea aage aala aale aall aata aatt abaa abab abae abag abal abat abb- abba abbb abbe abbt abee abel abet abgl abla able abta aega aela aeta aett agag agal agat agba agea agee agel aget agga agge agla agle agta agte alaa alae alag alal alat alb- alba albe alea alee aleg alet alg- alga alge all- alla alle alll alta alte at-l at-t ataa atab atae atal atat atea atee atel atla atle atta atte baaa baal baat baba babb babe bael baga bage bagg bagt bala bale ball balt bata bate batt bbbb bbeb bbet bbga bblb beag beal beat beba bebb bebe beeb beeg beel beet bega begg bela bele belg bell belt beta bete bett blaa blab blae blag blat blbt blea bleb blee bleg blet btaa btla bttb e-la eaba eaga eage eagl eala eale eata eate ebal ebba ebel ebla eeea eeee eega eele eeta eete egaa egae egal egat egba egbe egea egee egel eggb egge egle egta egte el-b elab elal elat elba elbe elea elee elet elgg ella elle elta elte etag etal etat etee etel etla etta ette gaal gaba gabb gabe gabl gabt gaea gael gaga gage gagg gala gale gall galt gata gate gatt gbag geab geal geat geba gebe geel geet gege gegg gegl gela gelb gele gelg gell gelt geta getb gete getg gett ggbt gggg glaa glab glat gleb glee gleg glet glge gtaa gtea gtta laaa laag laal laat laba labe lael laet lag- laga lage lagg lala lale lall lata late latt lbgt leaa leag leal leat leba leea leel leet lega lege legg lela lele lell leta lete lett lgbt lgte llat llet llll ltae ltbl ltee ltge taa- taag taal taat taba tabb tabe tabl tael taga tage tagg tala tale tall tata tatb tate tatt tbta teal teat teba teel teet tega tegg tegt tel- tela tele telg tell telt teta tete tett tgel tgle ttab ttbb tttt