bbb bbi bbk bbm bbn bbo bbt bi- bib bii bik bim bin bio bit bkb bkk bkm bkn bko bkt bmb bmi bmk bmm bmn bmo bmt bnb bni bnk bnn bno bnt bob boi bok bom bon boo bot btb bti btk btm btn bto btt ibb ibi ibk ibm ibn ibo ibt iib iii iim iin iio iit ikb iki ikk iko ikt im- imb imi imm imn imo imt in- inb ini ink inm inn ino int io- iob ioi iom ion ioo iot itb iti itk itm itn ito itt k-t kbb kbi kbk kbm kbn kbo kib kii kik kim kin kio kit kkb kki kkk kkm kkn kkt kmb kmi kmk kmm kmo kmt kn- kni knk knm knn kno knt kob koi kok kom kon koo kot ktb ktk ktm ktn kto ktt m-o mbb mbi mbk mbm mbo mbt mi- mib mii mik mim min mio mit mkb mkk mkm mkn mko mkt mmb mmi mmk mmm mmn mmo mmt mnb mni mnk mnm mnn mno mnt mob moi mok mom mon moo mot mtb mti mtk mtm mtn mto mtt n-i nbb nbi nbk nbm nbn nbo nbt nib nii nik nim nin nio nit nki nkk nkm nkn nko nkt nmb nmi nmk nmm nmn nmo nmt nnb nni nnk nnm nnn nno nnt no- nob noi nok nom non noo not ntb nti ntk ntm ntn nto ntt o-i ob- obb obi obk obm obn obo obt oib oii oik oim oin oio oit okb oki okk oko om- omb omi omm omn omo omt on- onb oni onk onn ono ont oo- oob ooi ook oom oon ooo oot ot- otb oti otk otm otn oto ott tbb tbi tbk tbm tbn tbo tbt tib tii tik tim tin tio tit tkb tkk tkm tko tkt tmb tmi tmk tmm tmn tmo tmt tnb tni tnk tnm tnn tno tnt to- tob toi tok tom ton too tot ttb tti ttk ttm ttn tto ttt