-ic a-a a-c a-i aaa aac aad aag aai aao aar ac- aca acc acd acg aci aco acr ad- ada adc add adg adi ado adr ag- aga agc agd agg agi ago agr ai- aia aic aid aig aii aio air aoa aoc aod aog aoi aoo aor ar- ara arc ard arg ari aro arr c-- caa cac cad cag cai cao car cca ccc ccd ccg cci cco ccr cda cdc cdd cdg cdi cdo cdr cga cgc cgd cgg cgi cgo cgr ci- cia cic cid cig cii cio cir co- coa coc cod cog coi coo cor cra crc crd crg cri cro crr daa dac dad dag dai dao dar dca dcc dcd dcg dci dco dcr dda ddc ddd ddg ddi ddo ddr dga dgc dgd dgg dgi dgr di- dia dic did dig dii dio dir doa doc dod dog doi doo dor dra drc drd drg dri dro drr g-d gaa gac gad gag gai gao gar gca gcc gcd gcg gci gco gcr gda gdc gdd gdi gdo gdr gga ggc ggd ggg ggi ggo ggr gia gic gid gig gii gio gir goa goc god gog goi goo gor gra grc grd grg gri gro grr i-d ia- iaa iac iad iag iai iao iar ica icc icd icg ici ico icr ida idc idd idg idi ido idr iga igc igd igg igi igo igr iia iic iid iii iio iir io- ioa ioc iod iog ioi ioo ior ir- ira irc ird irg iri iro irr o-i oaa oac oad oag oai oao oar oc- oca occ ocd ocg oci oco ocr oda odc odd odg odi odo odr oga ogc ogd ogg ogi ogo oia oic oid oii oio oir oo- ooa ooc ood oog ooi ooo oor or- ora orc ord org ori oro orr ra- raa rac rad rag rai rao rar rca rcc rcd rcg rci rco rcr rda rdc rdd rdg rdi rdo rdr rga rgc rgd rgg rgi rgo rgr ria ric rid rig rii rio rir roa roc rod rog roi roo ror rra rrc rrd rrg rri rrr