-ic bbb bbc bbd bbe bbh bbi bcb bcc bcd bce bch bci bdb bdc bdd bde bdh bdi be- beb bec bed bee beh bei bhb bhc bhd bhe bhh bhi bi- bib bic bid bie bih bii c-- cbb cbc cbd cbe cbh cbi ccb ccc ccd cce cch cci cdb cdc cdd cde cdh cdi ce- ceb cec ced cee ceh cei ch- chb chc chd che chh chi ci- cib cic cid cie cih cii dbb dbc dbd dbe dbh dbi dcb dcc dcd dce dci ddb ddc ddd dde ddh ddi de- deb dec ded dee deh dei dh- dhb dhc dhd dhe dhh dhi di- dib dic did die dih dii ebb ebc ebd ebe ebh ebi ec- ecb ecc ecd ece ech eci ed- edb edc edd ede edh edi eeb eec eed eee ehb ehc ehd ehe ehh ehi eib eic eid eie eii h-i hbb hbc hbd hbe hbh hbi hcb hcc hcd hce hch hci hdb hdc hdd hde hdh hdi he- heb hec hed hee heh hei hhb hhc hhd hhe hhh hhi hib hic hid hie hih hii i-d ibb ibc ibd ibe ibh ibi icb icc icd ice ich ici idb idc idd ide idh idi ie- iec ied iee iei ihb ihc ihd ihe ihh ihi iib iic iid iie iih iii