-ic bbb bbc bbd bbi bbl bbm bcb bcc bcd bci bcl bcm bdb bdc bdd bdi bdl bdm bi- bib bic bid bii bil bim blb blc bld bli bll blm bmb bmc bmd bmi bml bmm c-- cbb cbc cbd cbi cbl cbm ccb ccc ccd cci ccl ccm cdb cdc cdd cdi cdl cdm ci- cib cic cid cii cil cim cl- clb clc cld cli cll clm cmb cmc cmd cmi cml cmm dbb dbc dbd dbi dbl dbm dcb dcc dcd dci dcl dcm ddb ddc ddd ddi ddl ddm di- dib dic did dii dil dim dl- dlb dlc dld dli dll dlm dmb dmc dmd dmi dml dmm i-d ibb ibc ibd ibi ibl ibm icb icc icd ici icl icm idb idc idd idi idl idm iib iic iid iii iil iim il- ilb ilc ild ili ill ilm im- imb imc imd imi iml imm lbb lbc lbd lbi lbl lbm lcb lcc lcd lci lcl lcm ldb ldc ldd ldi ldl ldm lib lic lid lii lil lim llb llc lld lli lll llm lmb lmc lmd lmi lml lmm mbb mbc mbd mbi mbl mbm mc- mcb mcc mcd mci mcl mcm mdb mdc mdd mdi mdl mdm mi- mib mic mid mii mil mim mlb mlc mld mli mll mlm mmb mmc mmd mmi mml mmm