-up ddd ddg ddo ddp ddr dds ddt ddu dgd dgg dgp dgr dgs dgt dgu dod dog doo dop dor dos dot dou dpd dpg dpo dpp dpr dps dpt dpu drd drg dro drp drr drs drt dru dsd dsg dso dsp dsr dss dst dsu dtd dtg dto dtp dtr dts dtt dtu dud dug duo dup dur dus dut g-d g-p gdd gdo gdp gdr gds gdt gdu ggd ggg ggo ggp ggr ggs ggt ggu god gog goo gop gor gos got gou gpd gpg gpo gpp gpr gps gpt gpu grd grg gro grp grr grs grt gru gsd gsg gso gsp gsr gss gst gsu gtd gtg gto gtp gtr gts gtt gtu gu- gud gug guo gup gur gus gut guu odd odg odo odp odr ods odt odu ogd ogg ogo ogp ogs ogt oo- ood oog ooo oop oor oos oot op- opd opg opo opp opr ops opt or- ord org oro orp orr ors ort oru os- osd osg oso osp osr oss ost osu ot- otd otg oto otp otr ots ott otu ou- oud ouo oup our ous out p-p pdd pdg pdo pdp pdr pds pdt pdu pgd pgg pgo pgp pgr pgs pgt pod pog poo pop por pos pot pou ppd ppg ppo ppp ppr pps ppt ppu prd prg pro prp prr prs prt pru ps- psd psg pso psp psr pss pst psu pt- ptd ptg pto ptp ptr pts ptt ptu pud pug pup pur pus put puu rdd rdg rdo rdp rdr rds rdt rdu rgd rgg rgo rgp rgr rgs rgt rod rog roo rop ror ros rot rou rpd rpg rpo rpp rpr rps rpt rpu rrd rrg rrp rrr rrs rrt rru rsd rsg rso rsp rsr rss rst rsu rtd rtg rto rtp rtr rts rtt rtu rud rug ruo rup rur rus rut ruu sdd sdg sdo sdp sdr sds sdt sdu sgd sgg sgo sgp sgr sgs sgt sgu sod sog soo sop sor sos sot sou spd spg spo spp spr sps spt spu sr- srd srg sro srp srr srs srt ss- ssd ssg sso ssp ssr sss sst ssu std stg sto stp str sts stt stu sud sug suo sup sur sus sut suu tdd tdg tdo tdp tdr tds tdt tdu tgg tgo tgp tgr tgs tgt tgu to- tod tog too top tor tos tot tou tpd tpg tpo tpp tpr tps tpt tpu trd trg tro trp trr trs trt tru tsd tsg tso tsp tsr tss tst tsu ttd ttg tto ttp ttr tts ttt ttu tud tug tuo tup tur tus tut tuu udd udg udo udp udr uds udt udu ugg ugo ugp ugr ugs ugt ugu uod uog uoo uop uor uos uot up- upd upg upo upp upr ups upt upu ur- urd urg uro urp urr urs urt uru usd usg uso usp usr uss ust usu utd uto utp utr uts utt utu uug uur uus uut uuu