g-p ggg ggi ggp ggr ggt gig gii gip gir git gpg gpi gpp gpr gpt grg gri grp grr grt gtg gti gtp gtr gtt igg igi igp igr igt iii iip iir iit ipg ipi ipp ipr ipt ir- irg iri irp irr irt itg iti itp itt p-p pgg pgi pgp pgr pgt pig pii pip pir pit ppg ppi ppp ppr ppt prg pri prp prr prt pt- ptg pti ptp ptr ptt rgg rgi rgp rgr rgt rig rii rip rir rit rpg rpi rpp rpr rpt rrg rri rrp rrr rrt rtg rti rtp rtr rtt tgg tgi tgp tgr tgt tig tii tip tir tit tpg tpi tpp tpr tpt trg tri trp trr trt ttg tti ttp ttr ttt