bbb bbi bbk bbm bbn bbo bi- bib bii bik bim bin bio bkb bkk bkm bkn bko bmb bmi bmk bmm bmn bmo bnb bni bnk bnn bno bob boi bok bom bon boo ibb ibi ibk ibm ibn ibo iib iii iim iin iio ikb iki ikk iko im- imb imi imm imn imo in- inb ini ink inm inn ino io- iob ioi iom ion ioo kbb kbi kbk kbm kbn kbo kib kii kik kim kin kio kkb kki kkk kkm kkn kmb kmi kmk kmm kmo kn- kni knk knm knn kno kob koi kok kom kon koo m-o mbb mbi mbk mbm mbo mi- mib mii mik mim min mio mkb mkk mkm mkn mko mmb mmi mmk mmm mmn mmo mnb mni mnk mnm mnn mno mob moi mok mom mon moo n-i nbb nbi nbk nbm nbn nbo nib nii nik nim nin nio nki nkk nkm nkn nko nmb nmi nmk nmm nmn nmo nnb nni nnk nnm nnn nno no- nob noi nok nom non noo o-i ob- obb obi obk obm obn obo oib oii oik oim oin oio okb oki okk oko om- omb omi omm omn omo on- onb oni onk onn ono oo- oob ooi ook oom oon ooo