-ic bbb bbc bbe bbh bbi bbl bcb bcc bce bch bci bcl be- beb bec bee beh bei bel bhb bhc bhe bhh bhi bhl bi- bib bic bie bih bii bil blb blc ble blh bli bll c-- cbb cbc cbe cbh cbi cbl ccb ccc cce cch cci ccl ce- ceb cec cee ceh cei cel ch- chb chc che chh chi chl ci- cib cic cie cih cii cil cl- clb clc cle clh cli cll ebb ebc ebe ebh ebi ebl ec- ecb ecc ece ech eci ecl eeb eec eee eel ehb ehc ehe ehh ehi ehl eib eic eie eii eil elb elc ele elh eli ell h-i hbb hbc hbe hbh hbi hbl hcb hcc hce hch hci hcl he- heb hec hee heh hei hel hhb hhc hhe hhh hhi hhl hib hic hie hih hii hil hlb hlc hle hlh hli hll ibb ibc ibe ibh ibi ibl icb icc ice ich ici icl ie- iec iee iei iel ihb ihc ihe ihh ihi ihl iib iic iie iih iii iil il- ilb ilc ile ilh ili ill lbb lbc lbe lbh lbi lbl lcb lcc lce lch lci lcl leb lec lee leh lei lel lhb lhc lhh lhi lib lic lie lih lii lil llb llc lle lli lll