-ic c-- ccc ccd cce ccf cci ccn cco ccs cdc cdd cde cdf cdi cdn cdo cds ce- cec ced cee cef cei cen ceo ces cfc cfd cfe cff cfi cfn cfo cfs ci- cic cid cie cif cii cin cio cis cn- cnc cnd cne cnf cni cnn cno cns co- coc cod coe cof coi con coo cos csc csd cse csf csi csn cso css dcc dcd dce dcf dci dcn dco dcs ddc ddd dde ddf ddi ddn ddo dds de- dec ded dee def dei den deo des dfc dfd dfe dff dfi dfn dfo dfs di- dic did die dif dii din dio dis dnc dnd dne dnf dni dnn dno dns doc dod doe dof doi don doo dos dsc dsd dse dsf dsi dsn dso dss ec- ecc ecd ece ecf eci ecn eco ecs ed- edc edd ede edf edi edn edo eds eec eed eee eef een eeo ees ef- efc efd efe eff efi efo efs eic eid eie eif eii ein eio eis en- enc end ene enf eni enn eno ens eo- eoc eod eoe eof eoi eon eoo eos es- esc esd ese esf esi esn eso ess fcc fcd fce fcf fci fcn fco fcs fdc fdd fde fdf fdi fdn fdo fds fec fed fee fef fei fen feo fes ffc ffd ffe fff ffi ffn ffo ffs fic fid fie fif fii fin fis fnc fnd fne fnf fni fnn fns foc foe fof foi fon foo fos fsc fsd fse fsf fsi fsn fso fss i-d i-f icc icd ice icf ici icn ico ics idc idd ide idf idi idn ido ids ie- iec ied iee ief iei ien ies ifc ifd ife iff ifi ifn ifo ifs iic iid iie iif iii iin iio iis in- inc ind ine inf ini inn ino ins io- ioc iod ioe iof ioi ion ioo ios is- isc isd ise isf isi isn iso iss n-i ncc ncd nce ncf nci ncn nco ncs ndc ndd nde ndf ndi ndn ndo nds ne- nec ned nee nef nei nen neo nes nfc nfd nfe nff nfi nfn nfo nfs nic nid nie nif nii nin nio nis nnc nne nnf nni nnn nno nns no- noc nod noe nof noi non noo nos nsc nsd nse nsf nsi nsn nso nss o-i oc- occ ocd ocf oci ocn oco ocs odc odd ode odf odi odn odo ods oec oed oee oef oei oen oeo oes of- ofc ofd ofe off ofi ofn ofo ofs oic oid oie oif oii oin oio ois on- onc ond one onf oni onn ono ons oo- ooc ood oof ooi oon ooo oos os- osc osd ose osf osi osn oso oss scc scd sce scf sci scn sco scs sdc sdd sde sdf sdi sdn sdo sds se- sec sed see sef sei sen seo ses sfc sfd sfe sff sfi sfn sfo sfs sic sid sie sif sii sin sio sis snc snd sne snf sni snn sno sns soc sod soe sof soi son soo sos ss- ssc ssd sse ssf ssi ssn sso sss