-er -ol ddd dde ddl ddn ddo ddr dds ddt de- ded dee del den deo der des det dl- dld dle dll dlo dlr dls dlt dnd dne dnl dnn dno dnr dns dnt dod doe dol don doo dor dos dot drd dre drl drn dro drr drs drt dsd dse dsl dsn dso dsr dss dst dtd dte dtl dtn dto dtr dts dtt ed- edd ede edl edn edo edr eds edt eed eee eel een eeo eer ees eet eld ele ell eln elo elr els elt en- end ene enl enn eno enr ens ent eo- eod eoe eol eon eoo eor eos eot erd ere erl ern ero err ers ert es- esd ese esl esn eso esr ess est etd ete etl etn eto etr ets ett ldd lde ldl ldn ldo ldr lds ldt led lee lel len leo ler les let lld lle lll lln llo llr lls llt lnd lne lnl lnn lno lnr lns lnt lod loe lol lon loo lor los lot lrd lrn lro lrr lrs lrt lsd lse lsl lsn lso lsr lss lst ltd lte ltl lto ltr lts ltt ndd nde ndl ndn ndo ndr nds ndt ne- ned nee nel nen neo ner nes net nld nle nll nln nlo nlr nls nlt nne nnl nnn nno nns nnt no- nod noe nol non noo nor nos not nrd nre nrl nrn nro nrr nrs nrt nsd nse nsl nsn nso nsr nss nst ntd nte ntn nto ntr nts ntt odd ode odl odn odo odr ods odt oed oee oel oen oeo oer oes oet old ole oll oln olo ols olt on- ond one onl onn ono onr ons ont oo- ood ool oon ooo oor oos oot or- ord ore orl orn oro orr ors ort os- osd ose osl osn oso osr oss ost ot- otd ote otl otn oto otr ots ott rdd rde rdl rdn rdo rdr rds rdt re- red ree rel ren reo rer res ret rld rle rll rln rlo rlr rls rlt rnd rnn rno rnr rns rnt rod roe rol ron roo ror ros rot rrd rrl rrn rrr rrs rrt rsd rse rsl rsn rso rsr rss rst rtd rte rtl rtn rto rtr rts rtt sdd sde sdl sdn sdo sdr sds sdt se- sed see sel sen seo ser ses set sld sle sll sln slo slr sls slt snd sne snl snn sno snr sns snt sod soe sol son soo sor sos sot sr- srd sre srl srn sro srr srs srt ss- ssd sse ssl ssn sso ssr sss sst std ste stl stn sto str sts stt tdd tde tdl tdn tdo tdr tds tdt te- ted tee tel ten teo ter tes tet tld tle tll tln tlo tlr tls tlt tnd tne tnl tnn tno tnr tns tnt to- tod toe tol ton too tor tos tot trd tre trl trn tro trr trs trt tsd tse tsl tsn tso tsr tss tst ttd tte ttl ttn tto ttr tts ttt