-ic a-a a-c a-i aaa aac aad aai aak aao ac- aca acc acd aci ack aco ad- ada adc add adi adk ado ai- aia aic aid aii aik aio aka akc akd aki akk ako aoa aoc aod aoi aok aoo c-- caa cac cad cai cak cao cca ccc ccd cci cck cco cda cdc cdd cdi cdk cdo ci- cia cic cid cii cik cio cka ckc ckd cki cko co- coa coc cod coi cok coo daa dac dad dai dak dao dca dcc dcd dci dck dco dda ddc ddd ddi ddk ddo di- dia dic did dii dik dio dka dkc dki dkk dko doa doc dod doi dok doo i-d ia- iaa iac iad iai iao ica icc icd ici ick ico ida idc idd idi idk ido iia iic iid iii iio ika ikc iki ikk iko io- ioa ioc iod ioi ioo ka- kaa kac kad kai kak kao kca kcc kcd kci kck kda kdc kdk kdo kia kic kid kii kik kio kkc kki kkk koa koc kod koi kok koo o-i oaa oac oad oai oak oao oc- oca occ ocd oci ock oco oda odc odd odi odo oia oic oid oii oik oio oka okc okd oki okk oko oo- ooa ooc ood ooi ook ooo