a-a a-i aaa aad aag aai aao aap ad- ada add adg adi ado adp ag- aga agd agg agi ago agp ai- aia aid aig aii aio aip aoa aod aog aoi aoo aop ap- apa apd apg api apo app daa dad dag dai dao dap dda ddd ddg ddi ddo ddp dga dgd dgg dgi dgp di- dia did dig dii dio dip doa dod dog doi doo dop dpa dpd dpg dpi dpo dpp g-d g-p gaa gad gag gai gao gap gda gdd gdi gdo gdp gga ggd ggg ggi ggo ggp gia gid gig gii gio gip goa god gog goi goo gop gpa gpd gpg gpi gpo gpp i-d ia- iaa iad iag iai iao iap ida idd idg idi ido idp iga igd igg igi igo igp iia iid iii iio iip io- ioa iod iog ioi ioo iop ipa ipd ipg ipi ipo ipp o-i oaa oad oag oai oao oap oda odd odg odi odo odp oga ogd ogg ogi ogo ogp oia oid oii oio oip oo- ooa ood oog ooi ooo oop op- opa opd opg opi opo opp p-p paa pad pag pai pao pap pda pdd pdg pdi pdo pdp pga pgd pgg pgi pgo pgp pia pid pig pii pio pip poa pod pog poi poo pop ppa ppd ppg ppi ppo ppp