a-a a-i a-t aaa aag aai aap aar aat ag- aga agg agi agp agr agt ai- aia aig aii aip air ait ap- apa apg api app apr apt ar- ara arg ari arp arr art at- ata atg ati atp atr att g-p gaa gag gai gap gar gat gga ggg ggi ggp ggr ggt gia gig gii gip gir git gpa gpg gpi gpp gpr gpt gra grg gri grp grr grt gta gtg gti gtp gtr gtt ia- iaa iag iai iap iar iat iga igg igi igp igr igt iia iii iip iir iit ipa ipg ipi ipp ipr ipt ir- ira irg iri irp irr irt ita itg iti itp itt p-p paa pag pai pap par pat pga pgg pgi pgp pgr pgt pia pig pii pip pir pit ppa ppg ppi ppp ppr ppt pra prg pri prp prr prt pt- pta ptg pti ptp ptr ptt ra- raa rag rai rap rar rat rga rgg rgi rgp rgr rgt ria rig rii rip rir rit rpa rpg rpi rpp rpr rpt rra rrg rri rrp rrr rrt rta rtg rti rtp rtr rtt taa tag tai tap tar tat tga tgg tgi tgp tgr tgt tia tig tii tip tir tit tpa tpg tpi tpp tpr tpt tra trg tri trp trr trt tta ttg tti ttp ttr ttt