-ol bbb bbg bbl bbm bbn bbo bgb bgg bgl bgm bgn bgo blb blg bll blm bln blo bmb bmg bml bmm bmn bmo bnb bng bnl bnn bno bob bog bol bom bon boo gbg gbl gbm gbn gbo ggb ggg ggm ggn ggo glb glg gll glm gln glo gmb gmg gml gmm gmn gmo gnb gnl gnm gnn gno gob gog gol gom gon goo lbb lbg lbl lbm lbo lgb lgg lgl lgm lgn lgo llb llg lll llm lln llo lmb lmg lml lmm lmn lmo lnb lng lnl lnm lnn lno lob log lol lom lon loo m-o mbb mbg mbl mbm mbo mgb mgl mgm mgn mgo mlb mlg mll mlm mln mlo mmb mmg mml mmm mmn mmo mnb mng mnl mnm mnn mno mob mog mol mom mon moo nbb nbg nbl nbm nbn nbo ngb ngg ngl ngm ngn ngo nlb nlg nll nlm nln nlo nmb nmg nml nmm nmn nmo nnb nng nnl nnm nnn nno no- nob nog nol nom non noo ob- obb obg obl obm obn obo ogg ogl ogn ogo olb olg oll olm oln olo om- omb omg oml omm omn omo on- onb ong onl onn ono oo- oob oog ool oom oon ooo