-up g-p ggg ggi ggp ggr ggs ggu gig gii gip gir gis giu gpg gpi gpp gpr gps gpu grg gri grp grr grs gru gsg gsi gsp gsr gss gsu gu- gug gui gup gur gus guu igg igi igp igr igs igu iii iip iir iis iiu ipg ipi ipp ipr ips ipu ir- irg iri irp irr irs iru is- isg isi isp isr iss isu iu- iug iui iup iur ius p-p pgg pgi pgp pgr pgs pig pii pip pir pis piu ppg ppi ppp ppr pps ppu prg pri prp prr prs pru ps- psg psi psp psr pss psu pug pui pup pur pus puu rgg rgi rgp rgr rgs rig rii rip rir ris rpg rpi rpp rpr rps rpu rrg rri rrp rrr rrs rru rsg rsi rsp rsr rss rsu rug rui rup rur rus ruu sgg sgi sgp sgr sgs sgu sig sii sip sir sis siu spg spi spp spr sps spu sr- srg sri srp srr srs ss- ssg ssi ssp ssr sss ssu sug sui sup sur sus suu ugg ugi ugp ugr ugs ugu uig uii uip uir uis uiu up- upg upi upp upr ups upu ur- urg uri urp urr urs uru usg usi usp usr uss usu uug uur uus uuu