-ic c-- ccc ccd cce cci ccs cdc cdd cde cdi cdq cds ce- cec ced cee cei ceq ces ci- cic cid cie cii ciq cis cqc cqd cqi cqs csc csd cse csi csq css dcc dcd dce dci dcs ddc ddd dde ddi ddq dds de- dec ded dee dei deq des di- dic did die dii diq dis dqe dqs dsc dsd dse dsi dsq dss ec- ecc ecd ece eci ecq ecs ed- edc edd ede edi eds eec eed eee ees eic eid eie eii eis eqe eqq eqs es- esc esd ese esi esq ess i-d icc icd ice ici icq ics idc idd ide idi idq ids ie- iec ied iee iei ies iic iid iie iii iis iqc iqd iqe iqs is- isc isd ise isi isq iss qcc qcd qci qcs qds qec qed qee qic qid qie qis qqq qsc qsd qsi scc scd sce sci scs sdc sdd sde sdi sdq sds se- sec sed see sei seq ses sic sid sie sii siq sis sqd sqi sqq sqs ss- ssc ssd sse ssi ssq sss