-ic c-- ccc ccd cci ccn cdc cdd cdi cdn cdq ci- cic cid cii cin ciq cn- cnc cnd cni cnn cqc cqd cqi dcc dcd dci dcn ddc ddd ddi ddn ddq di- dic did dii din diq dnc dnd dni dnn dnq dqn i-d icc icd ici icn icq idc idd idi idn idq iic iid iii iin in- inc ind ini inn inq iqc iqd n-i ncc ncd nci ncn ndc ndd ndi ndn nic nid nii nin niq nnc nni nnn nqc qcc qcd qci qic qid qin qnd qni qqq