ddd ddg ddo ddp ddr dds ddt dgd dgg dgp dgr dgs dgt dod dog doo dop dor dos dot dpd dpg dpo dpp dpr dps dpt drd drg dro drp drr drs drt dsd dsg dso dsp dsr dss dst dtd dtg dto dtp dtr dts dtt g-d g-p gdd gdo gdp gdr gds gdt ggd ggg ggo ggp ggr ggs ggt god gog goo gop gor gos got gpd gpg gpo gpp gpr gps gpt grd grg gro grp grr grs grt gsd gsg gso gsp gsr gss gst gtd gtg gto gtp gtr gts gtt odd odg odo odp odr ods odt 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 os- osd osg oso osp osr oss ost ot- otd otg oto otp otr ots ott p-p pdd pdg pdo pdp pdr pds pdt pgd pgg pgo pgp pgr pgs pgt pod pog poo pop por pos pot ppd ppg ppo ppp ppr pps ppt prd prg pro prp prr prs prt ps- psd psg pso psp psr pss pst pt- ptd ptg pto ptp ptr pts ptt rdd rdg rdo rdp rdr rds rdt rgd rgg rgo rgp rgr rgs rgt rod rog roo rop ror ros rot rpd rpg rpo rpp rpr rps rpt rrd rrg rrp rrr rrs rrt rsd rsg rso rsp rsr rss rst rtd rtg rto rtp rtr rts rtt sdd sdg sdo sdp sdr sds sdt sgd sgg sgo sgp sgr sgs sgt sod sog soo sop sor sos sot spd spg spo spp spr sps spt sr- srd srg sro srp srr srs srt ss- ssd ssg sso ssp ssr sss sst std stg sto stp str sts stt tdd tdg tdo tdp tdr tds tdt tgg tgo tgp tgr tgs tgt to- tod tog too top tor tos tot tpd tpg tpo tpp tpr tps tpt trd trg tro trp trr trs trt tsd tsg tso tsp tsr tss tst ttd ttg tto ttp ttr tts ttt