-ol bbb bbg bbi bbk bbl bbn bbo bgb bgg bgi bgk bgl bgn bgo bi- bib big bii bik bil bin bio bkb bkg bkk bkl bkn bko blb blg bli blk bll bln blo bnb bng bni bnk bnl bnn bno bob bog boi bok bol bon boo gbg gbi gbk gbl gbn gbo ggb ggg ggi ggn ggo gib gig gii gik gil gin gio gkb gkn gko glb glg gli glk gll gln glo gnb gni gnl gnn gno gob gog goi gok gol gon goo ibb ibg ibi ibk ibl ibn ibo igb igg igi igk igl ign igo iib iii iil iin iio ikb iki ikk ikl iko il- ilb ilg ili ilk ill iln ilo in- inb ing ini ink inl inn ino io- iob iog ioi iol ion ioo kbb kbi kbk kbl kbn kbo kgb kgi kgl kgo kib kig kii kik kil kin kio kkb kki kkk kkl kkn kl- klb klg kli klo kn- kng kni knk knl knn kno kob kog koi kok kol kon koo lbb lbg lbi lbk lbl lbo lgb lgg lgi lgk lgl lgn lgo lib lig lii lik lil lin lio lkb lkg lkl llb llg lli llk lll lln llo lnb lng lni lnk lnl lnn lno lob log loi lok lol lon loo n-i nbb nbg nbi nbk nbl nbn nbo ngb ngg ngi ngk ngl ngn ngo nib nig nii nik nil nin nio nki nkk nkn nko nlb nlg nli nlk nll nln nlo nnb nng nni nnk nnl nnn nno no- nob nog noi nok nol non noo o-i ob- obb obg obi obk obl obn obo ogg ogi ogl ogn ogo oib oii oik oil oin oio okb okg oki okk okl oko olb olg oli olk oll oln olo on- onb ong oni onk onl onn ono oo- oob oog ooi ook ool oon ooo