-ic c-- ccc ccd cce cci ccm cco ccp cdc cdd cde cdi cdm cdo cdp ce- cec ced cee cei cem ceo cep ci- cic cid cie cii cim cio cip cmc cmd cme cmi cmm cmo cmp co- coc cod coe coi com coo cop cpc cpd cpe cpi cpm cpo cpp dcc dcd dce dci dcm dco dcp ddc ddd dde ddi ddm ddo ddp de- dec ded dee dei dem deo dep di- dic did die dii dim dio dip dmc dmd dme dmi dmm dmo dmp doc dod doe doi dom doo dop dpc dpd dpe dpi dpm dpo dpp ec- ecc ecd ece eci ecm eco ed- edc edd ede edi edm edo edp eec eed eee eem eeo eep eic eid eie eii eim eio eip em- emc emd eme emi emm emo emp eo- eoc eod eoe eoi eom eoo eop ep- epc epd epe epi epm epo epp i-d icc icd ice ici icm ico icp idc idd ide idi idm ido idp ie- iec ied iee iei iem iep iic iid iie iii iim iio iip im- imc imd ime imi imm imo imp io- ioc iod ioe ioi iom ioo iop ipc ipd ipe ipi ipm ipo ipp m-o mc- mcc mcd mce mci mcm mco mcp mdc mdd mde mdi mdm mdo mdp mec med mee mei mem meo mep mi- mic mid mie mii mim mio mip mmc mmd mme mmi mmm mmo mmp moc mod moe moi mom moo mop mpc mpd mpe mpi mpm mpo mpp o-i oc- occ ocd oci ocm oco ocp odc odd ode odi odm odo odp oec oed oee oei oem oeo oep oic oid oie oii oim oio oip om- omc omd ome omi omm omo omp oo- ooc ood ooi oom ooo oop op- opc opd ope opi opm opo opp p-p pcc pcd pce pci pcm pco pcp pdc pdd pde pdi pdm pdo pdp pec ped pee pei pem peo pep pic pid pie pii pim pio pip pmc pmd pme pmi pmm pmo pmp poc pod poe poi pom poo pop ppc ppd ppe ppi ppm ppo ppp