-ol bbb bbg bbl bbm bbn bbo bbs bgb bgg bgl bgm bgn bgo bgs blb blg bll blm bln blo bls bmb bmg bml bmm bmn bmo bms bnb bng bnl bnn bno bns bob bog bol bom bon boo bos bsb bsg bsl bsm bsn bso bss gbg gbl gbm gbn gbo gbs ggb ggg ggm ggn ggo ggs glb glg gll glm gln glo gls gmb gmg gml gmm gmn gmo gms gnb gnl gnm gnn gno gns gob gog gol gom gon goo gos gsb gsg gsl gsm gsn gso gss lbb lbg lbl lbm lbo lbs lgb lgg lgl lgm lgn lgo lgs llb llg lll llm lln llo lls lmb lmg lml lmm lmn lmo lms lnb lng lnl lnm lnn lno lns lob log lol lom lon loo los lsb lsg lsl lsm lsn lso lss m-o mbb mbg mbl mbm mbo mbs mgb mgl mgm mgn mgo mgs mlb mlg mll mlm mln mlo mls mmb mmg mml mmm mmn mmo mms mnb mng mnl mnm mnn mno mns mob mog mol mom mon moo mos msb msg msl msm msn mso mss nbb nbg nbl nbm nbn nbo nbs ngb ngg ngl ngm ngn ngo ngs nlb nlg nll nlm nln nlo nls nmb nmg nml nmm nmn nmo nms nnb nng nnl nnm nnn nno nns no- nob nog nol nom non noo nos nsb nsg nsl nsm nsn nso nss ob- obb obg obl obm obn obo obs ogg ogl ogn ogo ogs olb olg oll olm oln olo ols om- omb omg oml omm omn omo oms on- onb ong onl onn ono ons oo- oob oog ool oom oon ooo oos os- osb osg osl osm osn oso oss sbb sbg sbl sbm sbn sbo sbs sgb sgg sgl sgm sgn sgo sgs slb slg sll slm sln slo sls smb smg sml smm smn smo sms snb sng snl snm snn sno sns sob sog sol som son soo sos ss- ssb ssg ssl ssm ssn sso sss