-ol bbb bbi bbk bbl bbm bbn bbo bbt bi- bib bii bik bil bim bin bio bit bkb bkk bkl bkm bkn bko bkt blb bli blk bll blm bln blo blt bmb bmi bmk bml bmm bmn bmo bmt bnb bni bnk bnl bnn bno bnt bob boi bok bol bom bon boo bot btb bti btk btl btm btn bto btt ibb ibi ibk ibl ibm ibn ibo ibt iib iii iil iim iin iio iit ikb iki ikk ikl iko ikt il- ilb ili ilk ill ilm iln ilo ilt im- imb imi iml imm imn imo imt in- inb ini ink inl inm inn ino int io- iob ioi iol iom ion ioo iot itb iti itk itl itm itn ito itt k-t kbb kbi kbk kbl kbm kbn kbo kib kii kik kil kim kin kio kit kkb kki kkk kkl kkm kkn kkt kl- klb kli klm klo klt kmb kmi kmk kml kmm kmo kmt kn- kni knk knl knm knn kno knt kob koi kok kol kom kon koo kot ktb ktk ktl ktm ktn kto ktt lbb lbi lbk lbl lbm lbo lbt lib lii lik lil lim lin lio lit lkb lkl lkt llb lli llk lll llm lln llo llt lmb lmi lmk lml lmm lmn lmo lmt lnb lni lnk lnl lnm lnn lno lnt lob loi lok lol lom lon loo lot ltb lti ltk ltl ltm lto ltt m-o mbb mbi mbk mbl mbm mbo mbt mi- mib mii mik mil mim min mio mit mkb mkk mkl mkm mkn mko mkt mlb mli mlk mll mlm mln mlo mlt mmb mmi mmk mml mmm mmn mmo mmt mnb mni mnk mnl mnm mnn mno mnt mob moi mok mol mom mon moo mot mtb mti mtk mtl mtm mtn mto mtt n-i nbb nbi nbk nbl nbm nbn nbo nbt nib nii nik nil nim nin nio nit nki nkk nkm nkn nko nkt nlb nli nlk nll nlm nln nlo nlt nmb nmi nmk nml nmm nmn nmo nmt nnb nni nnk nnl nnm nnn nno nnt no- nob noi nok nol nom non noo not ntb nti ntk ntm ntn nto ntt o-i ob- obb obi obk obl obm obn obo obt oib oii oik oil oim oin oio oit okb oki okk okl oko olb oli olk oll olm oln olo olt om- omb omi oml omm omn omo omt on- onb oni onk onl onn ono ont oo- oob ooi ook ool oom oon ooo oot ot- otb oti otk otl otm otn oto ott tbb tbi tbk tbl tbm tbn tbo tbt tib tii tik til tim tin tio tit tkb tkk tkl tkm tko tkt tli tlk tll tlm tln tlo tlt tmb tmi tmk tml tmm tmn tmo tmt tnb tni tnk tnl tnm tnn tno tnt to- tob toi tok tol tom ton too tot ttb tti ttk ttl ttm ttn tto ttt