-ji bbb bbi bbn bbr bi- bib bii bij bin bir bji bjj bjn bjr bnb bni bnj bnn bnr brb bri brj brn brr ibb ibi ibj ibn ibr iib iii iij iin iir ijb iji ijn in- inb ini inj inn inr ir- irb iri irj irn irr j-i jbi jbj jbr jib jii jij jin jir jjb jjj jjr jnj jnn jnr jrb jri jrn jrr n-i nbb nbi nbn nbr nib nii nin nir njn nnb nni nnn nrb nri nrj nrn nrr rbb rbi rbn rbr rib rii rin rir rjr rnb rni rnn rnr rrb rri rrn rrr