ddd ddg ddi ddo ddp ddr dgd dgg dgi dgp dgr di- did dig dii dio dip dir dod dog doi doo dop dor dpd dpg dpi dpo dpp dpr drd drg dri dro drp drr g-d g-p gdd gdi gdo gdp gdr ggd ggg ggi ggo ggp ggr gid gig gii gio gip gir god gog goi goo gop gor gpd gpg gpi gpo gpp gpr grd grg gri gro grp grr i-d idd idg idi ido idp idr igd igg igi igo igp igr iid iii iio iip iir io- iod iog ioi ioo iop ior ipd ipg ipi ipo ipp ipr ir- ird irg iri iro irp irr o-i odd odg odi odo odp odr ogd ogg ogi ogo ogp oid oii oio oip oir oo- ood oog ooi ooo oop oor op- opd opg opi opo opp opr or- ord org ori oro orp orr p-p pdd pdg pdi pdo pdp pdr pgd pgg pgi pgo pgp pgr pid pig pii pio pip pir pod pog poi poo pop por ppd ppg ppi ppo ppp ppr prd prg pri pro prp prr rdd rdg rdi rdo rdp rdr rgd rgg rgi rgo rgp rgr rid rig rii rio rip rir rod rog roi roo rop ror rpd rpg rpi rpo rpp rpr rrd rrg rri rrp rrr