-er ddd dde ddg ddi ddn ddp ddr ddt de- ded dee deg dei den dep der det dgd dge dgg dgi dgn dgp dgr dgt di- did die dig dii din dip dir dit dnd dne dng dni dnn dnp dnr dnt dpd dpe dpg dpi dpn dpp dpr dpt drd dre drg dri drn drp drr drt dtd dte dtg dti dtn dtp dtr dtt ed- edd ede edg edi edn edp edr edt eed eee eeg een eep eer eet egd ege egg egi egn egp egr egt eid eie eig eii ein eip eir eit en- end ene eng eni enn enp enr ent ep- epd epe epg epi epn epp epr ept erd ere erg eri ern erp err ert etd ete etg eti etn etp etr ett g-d g-p gdd gde gdi gdn gdp gdr gdt ge- ged gee geg gei gen gep ger get ggd ggg ggi ggn ggp ggr ggt gid gie gig gii gin gip gir git gnd gne gni gnn gnp gnr gnt gpd gpe gpg gpi gpn gpp gpr gpt grd gre grg gri grn grp grr grt gtd gte gtg gti gtn gtp gtr gtt i-d idd ide idg idi idn idp idr idt ie- ied iee ieg iei ien iep ier iet igd ige igg igi ign igp igr igt iid iie iii iin iip iir iit in- ind ine ing ini inn inp inr int ipd ipe ipg ipi ipn ipp ipr ipt ir- ird ire irg iri irn irp irr irt itd ite itg iti itn itp itt n-i ndd nde ndg ndi ndn ndp ndr ndt ne- ned nee neg nei nen nep ner net ngd nge ngg ngi ngn ngp ngt nid nie nig nii nin nip nir nit nne nng nni nnn nnp nnt npd npe npg npi npn npp npr npt nrd nre nrg nri nrn nrp nrr nrt ntd nte ntg nti ntn ntp ntr ntt p-p pdd pde pdg pdi pdn pdp pdr pdt ped pee peg pei pen pep per pet pgd pge pgg pgi pgn pgp pgr pgt pid pie pig pii pin pip pir pit pn- pnd pne png pni pnn pnp pnr pnt ppd ppe ppg ppi ppn ppp ppr ppt prd pre prg pri prn prp prr prt pt- ptd pte ptg pti ptn ptp ptr ptt rdd rde rdg rdi rdn rdp rdr rdt re- red ree reg rei ren rep rer ret rgd rge rgg rgi rgn rgp rgr rgt rid rie rig rii rin rip rir rit rnd rng rni rnn rnp rnr rnt rpd rpe rpg rpi rpn rpp rpr rpt rrd rrg rri rrn rrp rrr rrt rtd rte rtg rti rtn rtp rtr rtt tdd tde tdg tdi tdn tdp tdr tdt te- ted tee teg tei ten tep ter tet tge tgg tgi tgn tgp tgr tgt tid tie tig tii tin tip tir tit tnd tne tng tni tnn tnp tnr tnt tpd tpe tpg tpi tpn tpp tpr tpt trd tre trg tri trn trp trr trt ttd tte ttg tti ttn ttp ttr ttt