a-a aaa aad aag aao aap aar ad- ada add adg ado adp adr ag- aga agd agg ago agp agr aoa aod aog aoo aop aor ap- apa apd apg apo app apr ar- ara ard arg aro arp arr daa dad dag dao dap dar dda ddd ddg ddo ddp ddr dga dgd dgg dgp dgr doa dod dog doo dop dor dpa dpd dpg dpo dpp dpr dra drd drg dro drp drr g-d g-p gaa gad gag gao gap gar gda gdd gdo gdp gdr gga ggd ggg ggo ggp ggr goa god gog goo gop gor gpa gpd gpg gpo gpp gpr gra grd grg gro grp grr oaa oad oag oao oap oar oda odd odg odo odp odr oga ogd ogg ogo ogp oo- ooa ood oog ooo oop oor op- opa opd opg opo opp opr or- ora ord org oro orp orr p-p paa pad pag pao pap par pda pdd pdg pdo pdp pdr pga pgd pgg pgo pgp pgr poa pod pog poo pop por ppa ppd ppg ppo ppp ppr pra prd prg pro prp prr ra- raa rad rag rao rap rar rda rdd rdg rdo rdp rdr rga rgd rgg rgo rgp rgr roa rod rog roo rop ror rpa rpd rpg rpo rpp rpr rra rrd rrg rrp rrr