-ic a-a a-c a-i aaa aac aad aaf aai aan aao ac- aca acc acd acf aci acn aco ad- ada adc add adf adi adn ado af- afa afc afd aff afi afn afo ai- aia aic aid aif aii ain aio an- ana anc and anf ani ann ano aoa aoc aod aof aoi aon aoo c-- caa cac cad caf cai can cao cca ccc ccd ccf cci ccn cco cda cdc cdd cdf cdi cdn cdo cfa cfc cfd cff cfi cfn cfo ci- cia cic cid cif cii cin cio cn- cna cnc cnd cnf cni cnn cno co- coa coc cod cof coi con coo daa dac dad daf dai dan dao dca dcc dcd dcf dci dcn dco dda ddc ddd ddf ddi ddn ddo dfa dfc dfd dff dfi dfn dfo di- dia dic did dif dii din dio dna dnc dnd dnf dni dnn dno doa doc dod dof doi don doo faa fac fad faf fai fan fao fca fcc fcd fcf fci fcn fco fda fdc fdd fdf fdi fdn fdo ffa ffc ffd fff ffi ffn ffo fia fic fid fif fii fin fna fnc fnd fnf fni fnn foa foc fof foi fon foo i-d i-f ia- iaa iac iad iaf iai ian iao ica icc icd icf ici icn ico ida idc idd idf idi idn ido ifa ifc ifd iff ifi ifn ifo iia iic iid iif iii iin iio in- ina inc ind inf ini inn ino io- ioa ioc iod iof ioi ion ioo n-i naa nac nad naf nai nan nao nca ncc ncd ncf nci ncn nco nda ndc ndd ndf ndi ndn ndo nfa nfc nfd nff nfi nfn nfo nia nic nid nif nii nin nio nna nnc nnf nni nnn nno no- noa noc nod nof noi non noo o-i oaa oac oad oaf oai oan oao oc- oca occ ocd ocf oci ocn oco oda odc odd odf odi odn odo of- ofa ofc ofd off ofi ofn ofo oia oic oid oif oii oin oio on- ona onc ond onf oni onn ono oo- ooa ooc ood oof ooi oon ooo