-er -ol ddd dde ddf ddi ddl ddn ddo ddr dds ddt de- ded dee def dei del den deo der des det dfd dfe dff dfi dfl dfn dfo dfr dfs dft di- did die dif dii dil din dio dir dis dit dl- dld dle dlf dli dll dlo dlr dls dlt dnd dne dnf dni dnl dnn dno dnr dns dnt dod doe dof doi dol don doo dor dos dot drd dre dri drl drn dro drr drs drt dsd dse dsf dsi dsl dsn dso dsr dss dst dtd dte dtf dti dtl dtn dto dtr dts dtt ed- edd ede edf edi edl edn edo edr eds edt eed eee eef eel een eeo eer ees eet ef- efd efe eff efi efl efo efr efs eft eid eie eif eii eil ein eio eir eis eit eld ele elf eli ell eln elo elr els elt en- end ene enf eni enl enn eno enr ens ent eo- eod eoe eof eoi eol eon eoo eor eos eot erd ere erf eri erl ern ero err ers ert es- esd ese esf esi esl esn eso esr ess est etd ete etf eti etl etn eto etr ets ett fdd fde fdf fdi fdl fdn fdo fdr fds fdt fed fee fef fei fel fen feo fer fes fet ffd ffe fff ffi ffl ffn ffo ffr ffs fft fid fie fif fii fil fin fir fis fit fld fle flf fli fll fln flo flr fls flt fnd fne fnf fni fnl fnn fnr fns fnt foe fof foi fol fon foo for fos fot frd fre frf fri frl frn fro frr frs frt fsd fse fsf fsi fsl fsn fso fsr fss fst ftd fte ftf fti ftl ftn fto ftr fts ftt i-d i-f idd ide idf idi idl idn ido idr ids idt ie- ied iee ief iei iel ien ier ies iet ifd ife iff ifi ifl ifn ifo ifr ifs ift iid iie iif iii iil iin iio iir iis iit il- ild ile ilf ili ill iln ilo ilr ils ilt in- ind ine inf ini inl inn ino inr ins int io- iod ioe iof ioi iol ion ioo ior ios iot ir- ird ire irf iri irl irn iro irr irs irt is- isd ise isf isi isl isn iso isr iss ist itd ite itf iti itl itn ito its itt ldd lde ldf ldi ldl ldn ldo ldr lds ldt led lee lef lei lel len leo ler les let lfd lfe lff lfi lfl lfn lfo lfr lfs lft lid lie lif lii lil lin lio lir lis lit lld lle llf lli lll lln llo llr lls llt lnd lne lni lnl lnn lno lnr lns lnt lod loe lof loi lol lon loo lor los lot lrd lrf lri lrn lro lrr lrs lrt lsd lse lsf lsi lsl lsn lso lsr lss lst ltd lte ltf lti ltl lto ltr lts ltt n-i ndd nde ndf ndi ndl ndn ndo ndr nds ndt ne- ned nee nef nei nel nen neo ner nes net nfd nfe nff nfi nfl nfn nfo nfr nfs nft nid nie nif nii nil nin nio nir nis nit nld nle nlf nli nll nln nlo nlr nls nlt nne nnf nni nnl nnn nno nns nnt no- nod noe nof noi nol non noo nor nos not nrd nre nrf nri nrl nrn nro nrr nrs nrt nsd nse nsf nsi nsl nsn nso nsr nss nst ntd nte ntf nti ntn nto ntr nts ntt o-i odd ode odf odi odl odn odo odr ods odt oed oee oef oei oel oen oeo oer oes oet of- ofd ofe off ofi ofl ofn ofo ofr ofs oft oid oie oif oii oil oin oio oir ois oit old ole olf oli oll oln olo ols olt on- ond one onf oni onl onn ono onr ons ont oo- ood oof ooi ool oon ooo oor oos oot or- ord ore orf ori orl orn oro orr ors ort os- osd ose osf osi osl osn oso osr oss ost ot- otd ote otf oti otl otn oto otr ots ott rdd rde rdf rdi rdl rdn rdo rdr rds rdt re- red ree ref rei rel ren reo rer res ret rfd rfe rff rfi rfl rfn rfo rfr rfs rft rid rie rif rii ril rin rio rir ris rit rld rle rlf rli rll rln rlo rlr rls rlt rnd rni rnn rno rnr rns rnt rod roe rof roi rol ron roo ror ros rot rrd rrf rri rrl rrn rrr rrs rrt rsd rse rsf rsi rsl rsn rso rsr rss rst rtd rte rtf rti rtl rtn rto rtr rts rtt sdd sde sdf sdi sdl sdn sdo sdr sds sdt se- sed see sef sei sel sen seo ser ses set sfd sfe sff sfi sfl sfn sfo sfr sfs sft sid sie sif sii sil sin sio sir sis sit sld sle slf sli sll sln slo slr sls slt snd sne snf sni snl snn sno snr sns snt sod soe sof soi sol son soo sor sos sot sr- srd sre srf sri srl srn sro srr srs srt ss- ssd sse ssf ssi ssl ssn sso ssr sss sst std ste stf sti stl stn sto str sts stt tdd tde tdf tdi tdl tdn tdo tdr tds tdt te- ted tee tef tei tel ten teo ter tes tet tfd tfe tff tfi tfl tfn tfo tfr tfs tft tid tie tif tii til tin tio tir tis tit tld tle tlf tli tll tln tlo tlr tls tlt tnd tne tnf tni tnl tnn tno tnr tns tnt to- tod toe tof toi tol ton too tor tos tot trd tre trf tri trl trn tro trr trs trt tsd tse tsf tsi tsl tsn tso tsr tss