-ic c-- ccc ccd cce cci cck ccn ccs cdc cdd cde cdi cdk cdn cds ce- cec ced cee cei cek cen ces ci- cic cid cie cii cik cin cis ckc ckd cki cks cn- cnc cnd cne cni cnn cns csc csd cse csi csk csn css dcc dcd dce dci dck dcn dcs ddc ddd dde ddi ddk ddn dds de- dec ded dee dei dek den des di- dic did die dii dik din dis dkc dke dki dkk dks dnc dnd dne dni dnk dnn dns dsc dsd dse dsi dsk dsn dss ec- ecc ecd ece eci eck ecn ecs ed- edc edd ede edi edk edn eds eec eed eee eek een ees eic eid eie eii eik ein eis ekc ekd eke eki eks en- enc end ene eni enk enn ens es- esc esd ese esi esk esn ess i-d icc icd ice ici ick icn ics idc idd ide idi idk idn ids ie- iec ied iee iei iek ien ies iic iid iie iii iin iis ikc ike iki ikk iks in- inc ind ine ini ink inn ins is- isc isd ise isi isk isn iss kcc kcd kce kci kck kcn kcs kdc kde kdk kds ke- kec ked kee kei kek ken kes kic kid kie kii kik kin kis kkc kke kki kkk kkn kks kn- knc knd kne kni knk knn ksc ksd kse ksi ksk ksn kss n-i ncc ncd nce nci nck ncn ncs ndc ndd nde ndi ndk ndn nds ne- nec ned nee nei nek nen nes nic nid nie nii nik nin nis nkc nke nki nkk nkn nks nnc nne nni nnk nnn nns nsc nsd nse nsi nsk nsn nss scc scd sce sci sck scn scs sdc sdd sde sdi sdk sdn sds se- sec sed see sei sek sen ses sic sid sie sii sik sin sis sk- skc skd ske ski skk sks snc snd sne sni snk snn sns ss- ssc ssd sse ssi ssk ssn sss