bbb bbd bbe bbg bbi bbl bdb bdd bde bdg bdi bdl be- beb bed bee beg bei bel bgb bgd bge bgg bgi bgl bi- bib bid bie big bii bil blb bld ble blg bli bll dbb dbd dbe dbg dbi dbl ddb ddd dde ddg ddi ddl de- deb ded dee deg dei del dgd dge dgg dgi dgl di- dib did die dig dii dil dl- dlb dld dle dlg dli dll ebb ebd ebe ebg ebi ebl ed- edb edd ede edg edi edl eeb eed eee eeg eel egb egd ege egg egi egl eib eid eie eig eii eil elb eld ele elg eli ell g-d gbd gbe gbg gbi gbl gdb gdd gde gdi gdl ge- geb ged gee geg gei gel ggb ggd ggg ggi gib gid gie gig gii gil glb gld gle glg gli gll i-d ibb ibd ibe ibg ibi ibl idb idd ide idg idi idl ie- ied iee ieg iei iel igb igd ige igg igi igl iib iid iie iii iil il- ilb ild ile ilg ili ill lbb lbd lbe lbg lbi lbl ldb ldd lde ldg ldi ldl leb led lee leg lei lel lgb lgd lge lgg lgi lgl lib lid lie lig lii lil llb lld lle llg lli lll