-ic a-a a-c a-i aaa aac aad aag aai aao ac- aca acc acd acg aci aco ad- ada adc add adg adi ado ag- aga agc agd agg agi ago ai- aia aic aid aig aii aio aoa aoc aod aog aoi aoo c-- caa cac cad cag cai cao cca ccc ccd ccg cci cco cda cdc cdd cdg cdi cdo cga cgc cgd cgg cgi cgo ci- cia cic cid cig cii cio co- coa coc cod cog coi coo daa dac dad dag dai dao dca dcc dcd dcg dci dco dda ddc ddd ddg ddi ddo dga dgc dgd dgg dgi di- dia dic did dig dii dio doa doc dod dog doi doo g-d gaa gac gad gag gai gao gca gcc gcd gcg gci gco gda gdc gdd gdi gdo gga ggc ggd ggg ggi ggo gia gic gid gig gii gio goa goc god gog goi goo i-d ia- iaa iac iad iag iai iao ica icc icd icg ici ico ida idc idd idg idi ido iga igc igd igg igi igo iia iic iid iii iio io- ioa ioc iod iog ioi ioo o-i oaa oac oad oag oai oao oc- oca occ ocd ocg oci oco oda odc odd odg odi odo oga ogc ogd ogg ogi ogo oia oic oid oii oio oo- ooa ooc ood oog ooi ooo