-up ddd ddg ddi ddo ddp ddr dds ddu dgd dgg dgi dgp dgr dgs dgu di- did dig dii dio dip dir dis diu dod dog doi doo dop dor dos dou dpd dpg dpi dpo dpp dpr dps dpu drd drg dri dro drp drr drs dru dsd dsg dsi dso dsp dsr dss dsu dud dug dui duo dup dur dus g-d g-p gdd gdi gdo gdp gdr gds gdu ggd ggg ggi ggo ggp ggr ggs ggu gid gig gii gio gip gir gis giu god gog goi goo gop gor gos gou gpd gpg gpi gpo gpp gpr gps gpu grd grg gri gro grp grr grs gru gsd gsg gsi gso gsp gsr gss gsu gu- gud gug gui guo gup gur gus guu i-d idd idg idi ido idp idr ids idu igd igg igi igo igp igr igs igu iid iii iio iip iir iis iiu io- iod iog ioi ioo iop ior ios iou ipd ipg ipi ipo ipp ipr ips ipu ir- ird irg iri iro irp irr irs iru is- isd isg isi iso isp isr iss isu iu- iud iug iui iup iur ius o-i odd odg odi odo odp odr ods odu ogd ogg ogi ogo ogp ogs oid oii oio oip oir ois oiu oo- ood oog ooi ooo oop oor oos op- opd opg opi opo opp opr ops or- ord org ori oro orp orr ors oru os- osd osg osi oso osp osr oss osu ou- oud oui ouo oup our ous p-p pdd pdg pdi pdo pdp pdr pds pdu pgd pgg pgi pgo pgp pgr pgs pid pig pii pio pip pir pis piu pod pog poi poo pop por pos pou ppd ppg ppi ppo ppp ppr pps ppu prd prg pri pro prp prr prs pru ps- psd psg psi pso psp psr pss psu pud pug pui pup pur pus puu rdd rdg rdi rdo rdp rdr rds rdu rgd rgg rgi rgo rgp rgr rgs rid rig rii rio rip rir ris rod rog roi roo rop ror ros rou rpd rpg rpi rpo rpp rpr rps rpu rrd rrg rri rrp rrr rrs rru rsd rsg rsi rso rsp rsr rss rsu rud rug rui ruo rup rur rus ruu sdd sdg sdi sdo sdp sdr sds sdu sgd sgg sgi sgo sgp sgr sgs sgu sid sig sii sio sip sir sis siu sod sog soi soo sop sor sos sou spd spg spi spo spp spr sps spu sr- srd srg sri sro srp srr srs ss- ssd ssg ssi sso ssp ssr sss ssu sud sug sui suo sup sur sus suu udd udg udi udo udp udr uds udu ugg ugi ugo ugp ugr ugs ugu uid uig uii uio uip uir uis uiu uod uog uoo uop uor uos up- upd upg upi upo upp upr ups upu ur- urd urg uri uro urp urr urs uru usd usg usi uso usp usr uss usu uug uur uus uuu