-ol bbb bbd bbg bbi bbl bbo bdb bdd bdg bdi bdl bdo bgb bgd bgg bgi bgl bgo bi- bib bid big bii bil bio blb bld blg bli bll blo bob bod bog boi bol boo dbb dbd dbg dbi dbl dbo ddb ddd ddg ddi ddl ddo dgd dgg dgi dgl di- dib did dig dii dil dio dl- dlb dld dlg dli dll dlo dob dod dog doi dol doo g-d gbd gbg gbi gbl gbo gdb gdd gdi gdl gdo ggb ggd ggg ggi ggo gib gid gig gii gil gio glb gld glg gli gll glo gob god gog goi gol goo i-d ibb ibd ibg ibi ibl ibo idb idd idg idi idl ido igb igd igg igi igl igo iib iid iii iil iio il- ilb ild ilg ili ill ilo io- iob iod iog ioi iol ioo lbb lbd lbg lbi lbl lbo ldb ldd ldg ldi ldl ldo lgb lgd lgg lgi lgl lgo lib lid lig lii lil lio llb lld llg lli lll llo lob lod log loi lol loo o-i ob- obb obd obg obi obl obo odb odd odg odi odl odo ogd ogg ogi ogl ogo oib oid oii oil oio olb old olg oli oll olo oo- oob ood oog ooi ool ooo