-ol b-u bbb bbc bbg bbl bbn bbo bbu bcb bcc bcg bcl bcn bco bcu bgb bgc bgg bgl bgn bgo bgu blb blc blg bll bln blo blu bnb bnc bng bnl bnn bno bnu bob boc bog bol bon boo bou bub buc bug bul bun buo buu c-- cbb cbc cbg cbl cbn cbo cbu ccb ccc ccg ccl ccn cco ccu cgb cgc cgg cgl cgn cgo cgu cl- clb clc clg cll cln clo clu cn- cnb cnc cng cnl cnn cno cnu co- cob coc cog col con coo cou cub cuc cug cul cun cuo cuu gbc gbg gbl gbn gbo gbu gcb gcc gcg gcl gcn gco gcu ggb ggc ggg ggn ggo ggu glb glc glg gll gln glo glu gnb gnc gnl gnn gno gnu gob goc gog gol gon goo gou gu- gub guc gug gul gun guo guu lbb lbc lbg lbl lbo lbu lcb lcc lcg lcl lcn lco lcu lgb lgc lgg lgl lgn lgo lgu llb llc llg lll lln llo llu lnb lnc lng lnl lnn lno lnu lob loc log lol lon loo lou lub luc lug lul lun luo luu nbb nbc nbg nbl nbn nbo nbu ncb ncc ncg ncl ncn nco ncu ngb ngc ngg ngl ngn ngo ngu nlb nlc nlg nll nln nlo nlu nnb nnc nng nnl nnn nno nnu no- nob noc nog nol non noo nou nub nuc nug nul nun nuo nuu ob- obb obc obg obl obn obo obu oc- ocb occ ocg ocl ocn oco ocu ogc ogg ogl ogn ogo olb olc olg oll oln olo olu on- onb onc ong onl onn ono onu oo- oob ooc oog ool oon ooo ou- ouc oul oun ouo ubb ubc ubg ubl ubn ubo ubu ucb ucc ucg ucl ucn uco ucu ugb ugc ugg ugl ugn ugo ugu ulb ulc ulg ull uln ulo ulu un- unb unc ung unl unn uno unu uob uoc uog uol uon uoo uuc uug uun uuu