-ji bbb bbi bbn bbo bbr bbs bi- bib bii bij bin bio bir bis bji bjj bjn bjr bjs bnb bni bnj bnn bno bnr bns bob boi boj bon boo bor bos brb bri brj brn bro brr brs bsb bsi bsj bsn bso bsr bss ibb ibi ibj ibn ibo ibr ibs iib iii iij iin iio iir iis ijb iji ijn ijo ijs in- inb ini inj inn ino inr ins io- iob ioi ioj ion ioo ior ios ir- irb iri irj irn iro irr irs is- isb isi isj isn iso isr iss j-i jbi jbj jbo jbr jbs jib jii jij jin jio jir jis jjb jjj jjr jjs jnj jnn jno jnr jns job joi joj jon joo jor jos jrb jri jrn jro jrr jrs jsb jsi jsj jsn jso jsr jss n-i nbb nbi nbn nbo nbr nbs nib nii nin nio nir nis njn njs nnb nni nnn nno nns no- nob noi noj non noo nor nos nrb nri nrj nrn nro nrr nrs nsb nsi nsn nso nsr nss o-i ob- obb obi obj obn obo obr obs oib oii oin oio oir ois ojb oji ojo ojs on- onb oni onj onn ono onr ons oo- oob ooi oon ooo oor oos or- orb ori orn oro orr ors os- osb osi osj osn oso osr oss rbb rbi rbn rbo rbr rbs rib rii rin rio rir ris rjr rnb rni rnn rno rnr rns rob roi roj ron roo ror ros rrb rri rrn rrr rrs rsb rsi rsj rsn rso rsr rss sbb sbi sbj sbn sbo sbr sbs sib sii sij sin sio sir sis sjb sji sjj sjr sjs snb sni snj snn sno snr sns sob soi soj son soo sor sos sr- srb sri srj srn sro srr srs ss- ssb ssi ssj ssn sso ssr sss