-ic a-a a-c a-i aaa aac aad aai aao ac- aca acc acd aci aco ad- ada adc add adi ado ai- aia aic aid aii aio aoa aoc aod aoi aoo c-- caa cac cad cai cao cca ccc ccd cci cco cda cdc cdd cdi cdo ci- cia cic cid cii cio co- coa coc cod coi coo daa dac dad dai dao dca dcc dcd dci dco dda ddc ddd ddi ddo di- dia dic did dii dio doa doc dod doi doo i-d ia- iaa iac iad iai iao ica icc icd ici ico ida idc idd idi ido iia iic iid iii iio io- ioa ioc iod ioi ioo o-i oaa oac oad oai oao oc- oca occ ocd oci oco oda odc odd odi odo oia oic oid oii oio oo- ooa ooc ood ooi ooo