-er -ol ddd dde ddi ddl ddo ddr dds ddt ddu de- ded dee dei del deo der des det deu di- did die dii dil dio dir dis dit diu dl- dld dle dli dll dlo dlr dls dlt dlu dod doe doi dol doo dor dos dot dou drd dre dri drl dro drr drs drt dru dsd dse dsi dsl dso dsr dss dst dsu dtd dte dti dtl dto dtr dts dtt dtu dud due dui dul duo dur dus dut ed- edd ede edi edl edo edr eds edt edu eed eee eel eeo eer ees eet eid eie eii eil eio eir eis eit eiu eld ele eli ell elo elr els elt elu eo- eod eoe eoi eol eoo eor eos eot eou erd ere eri erl ero err ers ert eru es- esd ese esi esl eso esr ess est esu etd ete eti etl eto etr ets ett etu eu- eud eue eui eul eur eus eut i-d idd ide idi idl ido idr ids idt idu ie- ied iee iei iel ier ies iet iid iie iii iil iio iir iis iit iiu il- ild ile ili ill ilo ilr ils ilt ilu io- iod ioe ioi iol ioo ior ios iot iou ir- ird ire iri irl iro irr irs irt iru is- isd ise isi isl iso isr iss ist isu itd ite iti itl ito its itt itu iu- iud iue iui iur ius iut ldd lde ldi ldl ldo ldr lds ldt ldu led lee lei lel leo ler les let leu lid lie lii lil lio lir lis lit liu lld lle lli lll llo llr lls llt llu lod loe loi lol loo lor los lot lou lrd lri lro lrr lrs lrt lru lsd lse lsi lsl lso lsr lss lst lsu ltd lte lti ltl lto ltr lts ltt ltu lud lue lui lul luo lur lus lut luu o-i odd ode odi odl odo odr ods odt odu oed oee oei oel oeo oer oes oet oid oie oii oil oio oir ois oit oiu old ole oli oll olo ols olt olu oo- ood ooi ool ooo oor oos oot or- ord ore ori orl oro orr ors ort oru os- osd ose osi osl oso osr oss ost osu ot- otd ote oti otl oto otr ots ott otu ou- oud oue oui oul ouo our ous out rdd rde rdi rdl rdo rdr rds rdt rdu re- red ree rei rel reo rer res ret reu rid rie rii ril rio rir ris rit rld rle rli rll rlo rlr rls rlt rlu rod roe roi rol roo ror ros rot rou rrd rri rrl rrr rrs rrt rru rsd rse rsi rsl rso rsr rss rst rsu rtd rte rti rtl rto rtr rts rtt rtu rud rue rui ruo rur rus rut ruu sdd sde sdi sdl sdo sdr sds sdt sdu se- sed see sei sel seo ser ses set seu sid sie sii sil sio sir sis sit siu sld sle sli sll slo slr sls slt slu sod soe soi sol soo sor sos sot sou sr- srd sre sri srl sro srr srs srt ss- ssd sse ssi ssl sso ssr sss sst ssu std ste sti stl sto str sts stt stu sud sue sui sul suo sur sus sut suu tdd tde tdi tdl tdo tdr tds tdt tdu te- ted tee tei tel teo ter tes tet teu tid tie tii til tio tir tis tit tiu tld tle tli tll tlo tlr tls tlt tlu to- tod toe toi tol too tor tos tot tou trd tre tri trl tro trr trs trt tru tsd tse tsi tsl tso tsr tss tst tsu ttd tte tti ttl tto ttr tts ttt ttu tud tue tui tul tuo tur tus tut tuu udd ude udi udl udo udr uds udt udu ued uee uei uel uer ues uet uid uie uii uil uio uir uis uit uiu uld ule uli ull ulo ulr uls ult ulu uod uoe uol uoo uor uos uot ur- urd ure uri url uro urr urs urt uru usd use usi usl uso usr uss ust usu utd ute uti utl uto utr uts utt utu uue uur uus uut uuu