-ol b-u bbb bbd bbg bbl bbo bbu bdb bdd bdg bdl bdo bdu bgb bgd bgg bgl bgo bgu blb bld blg bll blo blu bob bod bog bol boo bou bub bud bug bul buo buu dbb dbd dbg dbl dbo dbu ddb ddd ddg ddl ddo ddu dgd dgg dgl dgu dl- dlb dld dlg dll dlo dlu dob dod dog dol doo dou dub dud dug dul duo g-d gbd gbg gbl gbo gbu gdb gdd gdl gdo gdu ggb ggd ggg ggo ggu glb gld glg gll glo glu gob god gog gol goo gou gu- gub gud gug gul guo guu lbb lbd lbg lbl lbo lbu ldb ldd ldg ldl ldo ldu lgb lgd lgg lgl lgo lgu llb lld llg lll llo llu lob lod log lol loo lou lub lud lug lul luo luu ob- obb obd obg obl obo obu odb odd odg odl odo odu ogd ogg ogl ogo olb old olg oll olo olu oo- oob ood oog ool ooo ou- oud oul ouo ubb ubg ubl ubo ubu udb udd udg udl udo udu ugb ugg ugl ugo ugu ulb uld ulg ull ulo ulu uob uod uog uol uoo uug uuu