ddd dde ddg ddi ddo ddp dds de- ded dee deg dei deo dep des dgd dge dgg dgi dgp dgs di- did die dig dii dio dip dis dod doe dog doi doo dop dos dpd dpe dpg dpi dpo dpp dps dsd dse dsg dsi dso dsp dss ed- edd ede edg edi edo edp eds eed eee eeg eeo eep ees egd ege egg egi ego egp egs eid eie eig eii eio eip eis eo- eod eoe eog eoi eoo eop eos ep- epd epe epg epi epo epp eps es- esd ese esg esi eso esp ess g-d g-p gdd gde gdi gdo gdp gds ge- ged gee geg gei geo gep ges ggd ggg ggi ggo ggp ggs gid gie gig gii gio gip gis god goe gog goi goo gop gos gpd gpe gpg gpi gpo gpp gps gsd gse gsg gsi gso gsp gss i-d idd ide idg idi ido idp ids ie- ied iee ieg iei iep ies igd ige igg igi igo igp igs iid iie iii iio iip iis io- iod ioe iog ioi ioo iop ios ipd ipe ipg ipi ipo ipp ips is- isd ise isg isi iso isp iss o-i odd ode odg odi odo odp ods oed oee oeg oei oeo oep oes ogd oge ogg ogi ogo ogp ogs oid oie oii oio oip ois oo- ood oog ooi ooo oop oos op- opd ope opg opi opo opp ops os- osd ose osg osi oso osp oss p-p pdd pde pdg pdi pdo pdp pds ped pee peg pei peo pep pes pgd pge pgg pgi pgo pgp pgs pid pie pig pii pio pip pis pod poe pog poi poo pop pos ppd ppe ppg ppi ppo ppp pps ps- psd pse psg psi pso psp pss sdd sde sdg sdi sdo sdp sds se- sed see seg sei seo sep ses sgd sge sgg sgi sgo sgp sgs sid sie sig sii sio sip sis sod soe sog soi soo sop sos spd spe spg spi spo spp sps ss- ssd sse ssg ssi sso ssp sss