a-a a-i aaa aag aai aao aap aar ag- aga agg agi ago agp agr ai- aia aig aii aio aip air aoa aog aoi aoo aop aor ap- apa apg api apo app apr ar- ara arg ari aro arp arr g-p gaa gag gai gao gap gar gga ggg ggi ggo ggp ggr gia gig gii gio gip gir goa gog goi goo gop gor gpa gpg gpi gpo gpp gpr gra grg gri gro grp grr ia- iaa iag iai iao iap iar iga igg igi igo igp igr iia iii iio iip iir io- ioa iog ioi ioo iop ior ipa ipg ipi ipo ipp ipr ir- ira irg iri iro irp irr o-i oaa oag oai oao oap oar oga ogg ogi ogo ogp oia oii oio oip oir oo- ooa oog ooi ooo oop oor op- opa opg opi opo opp opr or- ora org ori oro orp orr p-p paa pag pai pao pap par pga pgg pgi pgo pgp pgr pia pig pii pio pip pir poa pog poi poo pop por ppa ppg ppi ppo ppp ppr pra prg pri pro prp prr ra- raa rag rai rao rap rar rga rgg rgi rgo rgp rgr ria rig rii rio rip rir roa rog roi roo rop ror rpa rpg rpi rpo rpp rpr rra rrg rri rrp rrr