-ol bbb bbe bbg bbl bbn bbo bbt be- beb bee beg bel ben beo bet bgb bge bgg bgl bgn bgo bgt blb ble blg bll bln blo blt bnb bne bng bnl bnn bno bnt bob boe bog bol bon boo bot btb bte btg btl btn bto btt ebb ebe ebg ebl ebn ebo ebt eeb eee eeg eel een eeo eet egb ege egg egl egn ego egt elb ele elg ell eln elo elt en- enb ene eng enl enn eno ent eo- eob eoe eog eol eon eoo eot etb ete etg etl etn eto ett gbe gbg gbl gbn gbo gbt ge- geb gee geg gel gen geo get ggb ggg ggn ggo ggt glb gle glg gll gln glo glt gnb gne gnl gnn gno gnt gob goe gog gol gon goo got gtb gte gtg gtl gtn gto gtt lbb lbe lbg lbl lbo lbt leb lee leg lel len leo let lgb lge lgg lgl lgn lgo lgt llb lle llg lll lln llo llt lnb lne lng lnl lnn lno lnt lob loe log lol lon loo lot ltb lte ltg ltl lto ltt nbb nbe nbg nbl nbn nbo nbt ne- neb nee neg nel nen neo net ngb nge ngg ngl ngn ngo ngt nlb nle nlg nll nln nlo nlt nnb nne nng nnl nnn nno nnt no- nob noe nog nol non noo not ntb nte ntg ntn nto ntt ob- obb obe obg obl obn obo obt oeb oee oeg oel oen oeo oet oge ogg ogl ogn ogo ogt olb ole olg oll oln olo olt on- onb one ong onl onn ono ont oo- oob oog ool oon ooo oot ot- otb ote otg otl otn oto ott tbb tbe tbg tbl tbn tbo tbt te- teb tee teg tel ten teo tet tgb tge tgg tgl tgn tgo tgt tle tlg tll tln tlo tlt tnb tne tng tnl tnn tno tnt to- tob toe tog tol ton too tot ttb tte ttg ttl ttn tto ttt