-up g-p ggg ggo ggp ggr ggs ggu gog goo gop gor gos gou goy gpg gpo gpp gpr gps gpu grg gro grp grr grs gru gry gsg gso gsp gsr gss gsu gu- gug guo gup gur gus guu guy gy- gyo gyp gyr gys ogg ogo ogp ogs ogy oo- oog ooo oop oor oos op- opg opo opp opr ops opy or- org oro orp orr ors oru ory os- osg oso osp osr oss osu ou- ouo oup our ous oyo oys p-p pgg pgo pgp pgr pgs pgy pog poo pop por pos pou poy ppg ppo ppp ppr pps ppu prg pro prp prr prs pru pry ps- psg pso psp psr pss psu psy pug pup pur pus puu puy py- pyg pyo pyr pys pyu rgg rgo rgp rgr rgs rog roo rop ror ros rou roy rpg rpo rpp rpr rps rpu rrg rrp rrr rrs rru rsg rso rsp rsr rss rsu rug ruo rup rur rus ruu ruy ry- ryg ryo ryr rys ryu ryy sgg sgo sgp sgr sgs sgu sog soo sop sor sos sou soy spg spo spp spr sps spu spy sr- srg sro srp srr srs sry ss- ssg sso ssp ssr sss ssu sug suo sup sur sus suu suy sy- syg syp syr sys syu ugg ugo ugp ugr ugs ugu uog uoo uop uor uos up- upg upo upp upr ups upu ur- urg uro urp urr urs uru ury usg uso usp usr uss usu uug uur uus uuu uyo uys uyu ygo yog yoo yop yor yos you yoy ypg ypo yps ypu yrg yro yrp yrs yru ysg yso ysp ysr yss ysu ysy yug yuo yup yur yus yuu yuy yyg yys yyu yyy