-ol bbb bbg bbi bbk bbl bbn bbo bbt bgb bgg bgi bgk bgl bgn bgo bgt bi- bib big bii bik bil bin bio bit bkb bkg bkk bkl bkn bko bkt blb blg bli blk bll bln blo blt bnb bng bni bnk bnl bnn bno bnt bob bog boi bok bol bon boo bot btb btg bti btk btl btn bto btt gbg gbi gbk gbl gbn gbo gbt ggb ggg ggi ggn ggo ggt gib gig gii gik gil gin gio git gkb gkn gko gkt glb glg gli glk gll gln glo glt gnb gni gnl gnn gno gnt gob gog goi gok gol gon goo got gtb gtg gti gtk gtl gtn gto gtt ibb ibg ibi ibk ibl ibn ibo ibt igb igg igi igk igl ign igo igt iib iii iil iin iio iit ikb iki ikk ikl iko ikt il- ilb ilg ili ilk ill iln ilo ilt in- inb ing ini ink inl inn ino int io- iob iog ioi iol ion ioo iot itb itg iti itk itl itn ito itt k-t kbb kbi kbk kbl kbn kbo kgb kgi kgl kgo kib kig kii kik kil kin kio kit kkb kki kkk kkl kkn kkt kl- klb klg kli klo klt kn- kng kni knk knl knn kno knt kob kog koi kok kol kon koo kot ktb ktg ktk ktl ktn kto ktt lbb lbg lbi lbk lbl lbo lbt lgb lgg lgi lgk lgl lgn lgo lgt lib lig lii lik lil lin lio lit lkb lkg lkl lkt llb llg lli llk lll lln llo llt lnb lng lni lnk lnl lnn lno lnt lob log loi lok lol lon loo lot ltb ltg lti ltk ltl lto ltt n-i nbb nbg nbi nbk nbl nbn nbo nbt ngb ngg ngi ngk ngl ngn ngo ngt nib nig nii nik nil nin nio nit nki nkk nkn nko nkt nlb nlg nli nlk nll nln nlo nlt nnb nng nni nnk nnl nnn nno nnt no- nob nog noi nok nol non noo not ntb ntg nti ntk ntn nto ntt o-i ob- obb obg obi obk obl obn obo obt ogg ogi ogl ogn ogo ogt oib oii oik oil oin oio oit okb okg oki okk okl oko olb olg oli olk oll oln olo olt on- onb ong oni onk onl onn ono ont oo- oob oog ooi ook ool oon ooo oot ot- otb otg oti otk otl otn oto ott tbb tbg tbi tbk tbl tbn tbo tbt tgb tgg tgi tgk tgl tgn tgo tgt tib tig tii tik til tin tio tit tkb tkg tkk tkl tko tkt tlg tli tlk tll tln tlo tlt tnb tng tni tnk tnl tnn tno tnt to- tob tog toi tok tol ton too tot ttb ttg tti ttk ttl ttn tto ttt