a-a a-i aaa aag aai aap aar ag- aga agg agi agp agr ai- aia aig aii aip air ap- apa apg api app apr ar- ara arg ari arp arr g-p gaa gag gai gap gar gga ggg ggi ggp ggr gia gig gii gip gir gpa gpg gpi gpp gpr gra grg gri grp grr ia- iaa iag iai iap iar iga igg igi igp igr iia iii iip iir ipa ipg ipi ipp ipr ir- ira irg iri irp irr p-p paa pag pai pap par pga pgg pgi pgp pgr pia pig pii pip pir ppa ppg ppi ppp ppr pra prg pri prp prr ra- raa rag rai rap rar rga rgg rgi rgp rgr ria rig rii rip rir rpa rpg rpi rpp rpr rra rrg rri rrp rrr