-up g-p ggg ggm ggp ggr ggs ggu gmg gmm gmp gmr gms gpg gpm gpp gpr gps gpu grg grm grp grr grs gru gsg gsm gsp gsr gss gsu gu- gug gum gup gur gus guu m-r mgm mgp mgr mgs mgu mmg mmm mmp mmr mms mmu mpg mpm mpp mpr mps mpu mrg mrm mrp mrr mrs mru msg msm msp msr mss msu mug mum mup mur mus muu p-p pgg pgm pgp pgr pgs pmg pmm pmp pmr pms pmu ppg ppm ppp ppr pps ppu prg prm prp prr prs pru ps- psg psm psp psr pss psu pug pum pup pur pus puu rgg rgp rgr rgs rmg rmm rmp rmr rms rpg rpm rpp rpr rps rpu rrg rrm rrp rrr rrs rru rsg rsm rsp rsr rss rsu rug rum rup rur rus ruu sgg sgm sgp sgr sgs sgu smg smm smp smr sms smu spg spm spp spr sps spu sr- srg srm srp srr srs ss- ssg ssm ssp ssr sss ssu sug sum sup sur sus suu ugg ugm ugp ugr ugs ugu um- umg umm ump umr ums umu up- upg upm upp upr ups upu ur- urg urm urp urr urs uru usg usm usp usr uss usu uug uum uur uus uuu