-er ddd dde ddg ddi ddn ddo ddr ddt ddx de- ded dee deg dei den deo der det dex dgd dge dgg dgi dgn dgr dgt di- did die dig dii din dio dir dit dix dnd dne dng dni dnn dno dnr dnt dod doe dog doi don doo dor dot dox drd dre drg dri drn dro drr drt drx dtd dte dtg dti dtn dto dtr dtt dtx dxd dxi dxn dxo dxr dxt dxx ed- edd ede edg edi edn edo edr edt edx eed eee eeg een eeo eer eet eex egd ege egg egi egn ego egr egt egx eid eie eig eii ein eio eir eit eix en- end ene eng eni enn eno enr ent eo- eod eoe eog eoi eon eoo eor eot erd ere erg eri ern ero err ert etd ete etg eti etn eto etr ett etx ex- exd exe exi exo exr ext exx g-d gdd gde gdi gdn gdo gdr gdt gdx ge- ged gee geg gei gen geo ger get gex ggd ggg ggi ggn ggo ggr ggt gid gie gig gii gin gio gir git gnd gne gni gnn gno gnr gnt god goe gog goi gon goo gor got gox grd gre grg gri grn gro grr grt grx gtd gte gtg gti gtn gto gtr gtt gtx gxt i-d idd ide idg idi idn ido idr idt idx ie- ied iee ieg iei ien ier iet iex igd ige igg igi ign igo igr igt iid iie iii iin iio iir iit iix in- ind ine ing ini inn ino inr int inx io- iod ioe iog ioi ion ioo ior iot ir- ird ire irg iri irn iro irr irt irx itd ite itg iti itn ito itt itx ixe ixi ixn n-i ndd nde ndg ndi ndn ndo ndr ndt ne- ned nee neg nei nen neo ner net nex ngd nge ngg ngi ngn ngo ngt nid nie nig nii nin nio nir nit nix nne nng nni nnn nno nnt no- nod noe nog noi non noo nor not nox nrd nre nrg nri nrn nro nrr nrt nrx ntd nte ntg nti ntn nto ntr ntt ntx nxd nxt o-i odd ode odg odi odn odo odr odt oed oee oeg oei oen oeo oer oet oex ogd oge ogg ogi ogn ogo ogt ogx oid oie oii oin oio oir oit on- ond one ong oni onn ono onr ont onx oo- ood oog ooi oon ooo oor oot oox or- ord ore org ori orn oro orr ort orx ot- otd ote otg oti otn oto otr ott ox- oxi oxn oxo oxt oxx rdd rde rdg rdi rdn rdo rdr rdt rdx re- red ree reg rei ren reo rer ret rex rgd rge rgg rgi rgn rgo rgr rgt rgx rid rie rig rii rin rio rir rit rix rnd rng rni rnn rno rnr rnt rod roe rog roi ron roo ror rot rox rrd rrg rri rrn rrr rrt rtd rte rtg rti rtn rto rtr rtt rtx rxr t-x tdd tde tdg tdi tdn tdo tdr tdt tdx te- ted tee teg tei ten teo ter tet tex tge tgg tgi tgn tgo tgr tgt tid tie tig tii tin tio tir tit tix tnd tne tng tni tnn tno tnr tnt tnx to- tod toe tog toi ton too tor tot tox trd tre trg tri trn tro trr trt trx ttd tte ttg tti ttn tto ttr ttt ttx txe txi txn txt xde xdi xdr xdt xed xee xeg xen xer xet xex xge xgi xie xii xin xio xit xix xno xod xog xoi xon xoo xor xot xox xrd xrt xrx xti xtr xtx xxi xxo xxx