-ol bbb bbd bbg bbl bbm bbo bbr bdb bdd bdg bdl bdm bdo bdr bgb bgd bgg bgl bgm bgo bgr blb bld blg bll blm blo blr bmb bmd bmg bml bmm bmo bmr bob bod bog bol bom boo bor brb brd brg brl brm bro brr dbb dbd dbg dbl dbm dbo dbr ddb ddd ddg ddl ddm ddo ddr dgd dgg dgl dgm dgr dl- dlb dld dlg dll dlm dlo dlr dmb dmd dmg dml dmm dmo dmr dob dod dog dol dom doo dor drb drd drg drl drm dro drr g-d gbd gbg gbl gbm gbo gbr gdb gdd gdl gdm gdo gdr ggb ggd ggg ggm ggo ggr glb gld glg gll glm glo glr gmb gmd gmg gml gmm gmo gmr gob god gog gol gom goo gor grb grd grg grl grm gro grr lbb lbd lbg lbl lbm lbo lbr ldb ldd ldg ldl ldm ldo ldr lgb lgd lgg lgl lgm lgo lgr llb lld llg lll llm llo llr lmb lmd lmg lml lmm lmo lmr lob lod log lol lom loo lor lrb lrd lrg lrm lro lrr m-o m-r mbb mbd mbg mbl mbm mbo mbr mdb mdd mdg mdl mdm mdo mdr mgb mgd mgl mgm mgo mgr mlb mld mlg mll mlm mlo mlr mmb mmd mmg mml mmm mmo mmr mob mod mog mol mom moo mor mrb mrd mrg mrl mrm mro mrr ob- obb obd obg obl obm obo obr odb odd odg odl odm odo odr ogd ogg ogl ogo olb old olg oll olm olo om- omb omd omg oml omm omo omr oo- oob ood oog ool oom ooo oor or- orb ord org orl orm oro orr rbb rbd rbg rbl rbm rbo rbr rdb rdd rdg rdl rdm rdo rdr rgb rgd rgg rgo rgr rld rlg rll rlm rlo rlr rmb rmd rmg rml rmm rmo rmr rob rod rog rol rom roo ror rrb rrd rrg rrl rrm rrr