ddd dde ddg ddo ddp dds de- ded dee deg deo dep des dgd dge dgg dgp dgs dod doe dog doo dop dos dpd dpe dpg dpo dpp dps dsd dse dsg dso dsp dss ed- edd ede edg edo edp eds eed eee eeg eeo eep ees egd ege egg ego egp egs eo- eod eoe eog eoo eop eos ep- epd epe epg epo epp eps es- esd ese esg eso esp ess g-d g-p gdd gde gdo gdp gds ge- ged gee geg geo gep ges ggd ggg ggo ggp ggs god goe gog goo gop gos gpd gpe gpg gpo gpp gps gsd gse gsg gso gsp gss odd ode odg odo odp ods oed oee oeg oeo oep oes ogd oge ogg ogo ogp ogs oo- ood oog ooo oop oos op- opd ope opg opo opp ops os- osd ose osg oso osp oss p-p pdd pde pdg pdo pdp pds ped pee peg peo pep pes pgd pge pgg pgo pgp pgs pod poe pog poo pop pos ppd ppe ppg ppo ppp pps ps- psd pse psg pso psp pss sdd sde sdg sdo sdp sds se- sed see seg seo sep ses sgd sge sgg sgo sgp sgs sod soe sog soo sop sos spd spe spg spo spp sps ss- ssd sse ssg sso ssp sss