-ic c-- ccc ccd ccg cci cco ccr cdc cdd cdg cdi cdo cdr cgc cgd cgg cgi cgo cgr ci- cic cid cig cii cio cir co- coc cod cog coi coo cor crc crd crg cri cro crr dcc dcd dcg dci dco dcr ddc ddd ddg ddi ddo ddr dgc dgd dgg dgi dgr di- dic did dig dii dio dir doc dod dog doi doo dor drc drd drg dri dro drr g-d gcc gcd gcg gci gco gcr gdc gdd gdi gdo gdr ggc ggd ggg ggi ggo ggr gic gid gig gii gio gir goc god gog goi goo gor grc grd grg gri gro grr i-d icc icd icg ici ico icr idc idd idg idi ido idr igc igd igg igi igo igr iic iid iii iio iir io- ioc iod iog ioi ioo ior ir- irc ird irg iri iro irr o-i oc- occ ocd ocg oci oco ocr odc odd odg odi odo odr ogc ogd ogg ogi ogo oic oid oii oio oir oo- ooc ood oog ooi ooo oor or- orc ord org ori oro orr rcc rcd rcg rci rco rcr rdc rdd rdg rdi rdo rdr rgc rgd rgg rgi rgo rgr ric rid rig rii rio rir roc rod rog roi roo ror rrc rrd rrg rri rrr