-ic c-- ccc ccd cci cck ccm cdc cdd cdi cdk cdm ci- cic cid cii cik cim ckc ckd cki ckm cmc cmd cmi cmk cmm dcc dcd dci dck dcm ddc ddd ddi ddk ddm di- dic did dii dik dim dkc dki dkk dkm dmc dmd dmi dmk dmm i-d icc icd ici ick icm idc idd idi idk idm iic iid iii iim ikc iki ikk im- imc imd imi imm kcc kcd kci kck kcm kdc kdk kdm kic kid kii kik kim kkc kki kkk kkm kmc kmd kmi kmk kmm mc- mcc mcd mci mck mcm mdc mdd mdi mdk mdm mi- mic mid mii mik mim mkc mkd mkk mkm mmc mmd mmi mmk mmm