-ic c-- ccc ccd cce cci ccn cco ccp ccs cdc cdd cde cdi cdn cdo cdp cds ce- cec ced cee cei cen ceo cep ces ci- cic cid cie cii cin cio cip cis cn- cnc cnd cne cni cnn cno cnp cns co- coc cod coe coi con coo cop cos cpc cpd cpe cpi cpn cpo cpp cps csc csd cse csi csn cso csp css dcc dcd dce dci dcn dco dcp dcs ddc ddd dde ddi ddn ddo ddp dds de- dec ded dee dei den deo dep des di- dic did die dii din dio dip dis dnc dnd dne dni dnn dno dnp dns doc dod doe doi don doo dop dos dpc dpd dpe dpi dpn dpo dpp dps dsc dsd dse dsi dsn dso dsp dss ec- ecc ecd ece eci ecn eco ecs ed- edc edd ede edi edn edo edp eds eec eed eee een eeo eep ees eic eid eie eii ein eio eip eis en- enc end ene eni enn eno enp ens eo- eoc eod eoe eoi eon eoo eop eos ep- epc epd epe epi epn epo epp eps es- esc esd ese esi esn eso esp ess i-d icc icd ice ici icn ico icp ics idc idd ide idi idn ido idp ids ie- iec ied iee iei ien iep ies iic iid iie iii iin iio iip iis in- inc ind ine ini inn ino inp ins io- ioc iod ioe ioi ion ioo iop ios ipc ipd ipe ipi ipn ipo ipp ips is- isc isd ise isi isn iso isp iss n-i ncc ncd nce nci ncn nco ncp ncs ndc ndd nde ndi ndn ndo ndp nds ne- nec ned nee nei nen neo nep nes nic nid nie nii nin nio nip nis nnc nne nni nnn nno nnp nns no- noc nod noe noi non noo nop nos npc npd npe npi npn npo npp nps nsc nsd nse nsi nsn nso nsp nss o-i oc- occ ocd oci ocn oco ocp ocs odc odd ode odi odn odo odp ods oec oed oee oei oen oeo oep oes oic oid oie oii oin oio oip ois on- onc ond one oni onn ono onp ons oo- ooc ood ooi oon ooo oop oos op- opc opd ope opi opn opo opp ops os- osc osd ose osi osn oso osp oss p-p pcc pcd pce pci pcn pco pcp pcs pdc pdd pde pdi pdn pdo pdp pds pec ped pee pei pen peo pep pes pic pid pie pii pin pio pip pis pn- pnc pnd pne pni pnn pno pnp pns poc pod poe poi pon poo pop pos ppc ppd ppe ppi ppn ppo ppp pps ps- psc psd pse psi psn pso psp pss scc scd sce sci scn sco scp scs sdc sdd sde sdi sdn sdo sdp sds se- sec sed see sei sen seo sep ses sic sid sie sii sin sio sip sis snc snd sne sni snn sno snp sns soc sod soe soi son soo sop sos spc spd spe spi spn spo spp sps ss- ssc ssd sse ssi ssn sso ssp sss