-up ddd ddg ddo ddp dds ddu ddy dgd dgg dgp dgs dgu dod dog doo dop dos dou doy dpd dpg dpo dpp dps dpu dsd dsg dso dsp dss dsu dsy dud dug duo dup dus duy dy- dyd dyo dyp dys dyu dyy g-d g-p gdd gdo gdp gds gdu ggd ggg ggo ggp ggs ggu god gog goo gop gos gou goy gpd gpg gpo gpp gps gpu gsd gsg gso gsp gss gsu gu- gud gug guo gup gus guu guy gy- gyd gyo gyp gys odd odg odo odp ods odu ogd ogg ogo ogp ogs ogy oo- ood oog ooo oop oos op- opd opg opo opp ops opy os- osd osg oso osp oss osu ou- oud ouo oup ous oyd oyo oys p-p pdd pdg pdo pdp pds pdu pgd pgg pgo pgp pgs pgy pod pog poo pop pos pou poy ppd ppg ppo ppp pps ppu ps- psd psg pso psp pss psu psy pud pug pup pus puu puy py- pyd pyg pyo pys pyu sdd sdg sdo sdp sds sdu sdy sgd sgg sgo sgp sgs sgu sod sog soo sop sos sou soy spd spg spo spp sps spu spy ss- ssd ssg sso ssp sss ssu sud sug suo sup sus suu suy sy- syd syg syp sys syu udd udg udo udp uds udu ugg ugo ugp ugs ugu uod uog uoo uop uos up- upd upg upo upp ups upu usd usg uso usp uss usu uug uus uuu uyo uys uyu ydg ydo yds ydy ygo yod yog yoo yop yos you yoy ypd ypg ypo yps ypu ysg yso ysp yss ysu ysy yud yug yuo yup yus yuu yuy yyg yys yyu yyy