-er -ji ddd dde ddf ddi ddo ddr dds ddt de- ded dee def dei dej deo der des det dfd dfe dff dfi dfj dfo dfr dfs dft di- did die dif dii dio dir dis dit dj- djd dje djf dji djo djs djt dod doe dof doi doj doo dor dos dot drd dre dri drj dro drr drs drt dsd dse dsf dsi dsj dso dsr dss dst dtd dte dtf dti dtj dto dtr dts dtt ed- edd ede edf edi edj edo edr eds edt eed eee eef eeo eer ees eet ef- efd efe eff efi efo efr efs eft eid eie eif eii eij eio eir eis eit ejd ejf eji ejo ejt eo- eod eoe eof eoi eoo eor eos eot erd ere erf eri ero err ers ert es- esd ese esf esi eso esr ess est etd ete etf eti etj eto etr ets ett fdd fde fdf fdi fdj fdo fdr fds fdt fed fee fef fei feo fer fes fet ffd ffe fff ffi ffo ffr ffs fft fid fie fif fii fij fir fis fit fjd fji fjs foe fof foi foo for fos fot frd fre frf fri frj fro frr frs frt fsd fse fsf fsi fsj fso fsr fss fst ftd fte ftf fti fto ftr fts ftt i-d i-f idd ide idf idi ido idr ids idt ie- ied iee ief iei iej ier ies iet ifd ife iff ifi ifo ifr ifs ift iid iie iif iii iij iio iir iis iit ije ijf iji ijo ijs ijt io- iod ioe iof ioi ioj ioo ior ios iot ir- ird ire irf iri irj iro irr irs irt is- isd ise isf isi isj iso isr iss ist itd ite itf iti itj ito its itt j-d j-i jde jdf jdi jdo jdr jds jdt jed jee jef jei jej jeo jer jes jet jfd jfe jff jfi jfj jfo jfr jfs jft jie jif jii jij jio jir jis jit jjf jjj jjr jjs jod joe jof joi joj joo jor jos jot jrf jri jro jrr jrs jrt jsd jse jsf jsi jsj jso jsr jss jst jte jtf jti jtr jts jtt o-i odd ode odf odi odo odr ods odt oed oee oef oei oeo oer oes oet of- ofd ofe off ofi ofo ofr ofs oft oid oie oif oii oio oir ois oit ojd oje oji ojo ojs oo- ood oof ooi ooo oor oos oot or- ord ore orf ori oro orr ors ort os- osd ose osf osi osj oso osr oss ost ot- otd ote otf oti oto otr ots ott rdd rde rdf rdi rdj rdo rdr rds rdt re- red ree ref rei reo rer res ret rfd rfe rff rfi rfj rfo rfr rfs rft rid rie rif rii rio rir ris rit rjf rjr rod roe rof roi roj roo ror ros rot rrd rrf rri rrr rrs rrt rsd rse rsf rsi rsj rso rsr rss rst rtd rte rtf rti rtj rto rtr rts rtt sdd sde sdf sdi sdj sdo sdr sds sdt se- sed see sef sei sej seo ser ses set sfd sfe sff sfi sfj sfo sfr sfs sft sid sie sif sii sij sio sir sis sit sjd sje sjf sji sjj sjr sjs sjt sod soe sof soi soj soo sor sos sot sr- srd sre srf sri srj sro srr srs srt ss- ssd sse ssf ssi ssj sso ssr sss sst std ste stf sti stj sto str sts stt tdd tde tdf tdi tdo tdr tds tdt te- ted tee tef tei tej teo ter tes tet tfd tfe tff tfi tfj tfo tfr tfs tft tid tie tif tii tio tir tis tit tjd tje tjf tji tjo tjr tjs to- tod toe tof toi toj too tor tos tot trd tre trf tri tro trr trs trt tsd tse tsf tsi tsj tso tsr tss tst ttd tte ttf tti tto ttr tts ttt