-ji bbb bbd bbe bbi bdb bdd bde bdi bdj be- beb bed bee bei bi- bib bid bie bii bij bjd bji bjj dbb dbd dbe dbi ddb ddd dde ddi de- deb ded dee dei dej di- dib did die dii dj- djb djd dje dji ebb ebd ebe ebi ebj ed- edb edd ede edi edj eeb eed eee eib eid eie eii eij ejd eji i-d ibb ibd ibe ibi ibj idb idd ide idi ie- ied iee iei iej iib iid iie iii iij ijb ije iji j-d j-i jbi jbj jdb jde jdi jeb jed jee jei jej jib jie jii jij jjb jjj