-er ddd dde ddi ddl ddm ddr dds ddt ddu de- ded dee dei del dem der des det deu di- did die dii dil dim dir dis dit diu dl- dld dle dli dll dlm dlr dls dlt dlu dmd dme dmi dml dmm dmr dms dmt dmu drd dre dri drl drm drr drs drt dru dsd dse dsi dsl dsm dsr dss dst dsu dtd dte dti dtl dtm dtr dts dtt dtu dud due dui dul dum dur dus dut ed- edd ede edi edl edm edr eds edt edu eed eee eel eem eer ees eet eid eie eii eil eim eir eis eit eiu eld ele eli ell elm elr els elt elu em- emd eme emi eml emm emr ems emt emu erd ere eri erl erm err ers ert eru es- esd ese esi esl esm esr ess est esu etd ete eti etl etm etr ets ett etu eu- eud eue eui eul eur eus eut i-d idd ide idi idl idm idr ids idt idu ie- ied iee iei iel iem ier ies iet iid iie iii iil iim iir iis iit iiu il- ild ile ili ill ilm ilr ils ilt ilu im- imd ime imi iml imm ims imt imu ir- ird ire iri irl irm irr irs irt iru is- isd ise isi isl ism isr iss ist isu itd ite iti itl itm its itt itu iu- iud iue iui ium iur ius iut ldd lde ldi ldl ldm ldr lds ldt ldu led lee lei lel lem ler les let leu lid lie lii lil lim lir lis lit liu lld lle lli lll llm llr lls llt llu lmd lme lmi lml lmm lmr lms lmt lmu lrd lri lrm lrr lrs lrt lru lsd lse lsi lsl lsm lsr lss lst lsu ltd lte lti ltl ltm ltr lts ltt ltu lud lue lui lul lum lur lus lut luu m-r mdd mde mdi mdl mdm mdr mds mdt mdu med mee mei mel mem mer mes met meu mi- mid mie mii mil mim mir mis mit miu mld mle mli mll mlm mlr mls mlt mlu mmd mme mmi mml mmm mmr mms mmt mmu mrd mre mri mrl mrm mrr mrs mrt mru msd mse msi msl msm msr mss mst msu mtd mte mti mtl mtm mtr mts mtt mtu mud mue mui mul mum mur mus mut muu rdd rde rdi rdl rdm rdr rds rdt rdu re- red ree rei rel rem rer res ret reu rid rie rii ril rim rir ris rit rld rle rli rll rlm rlr rls rlt rlu rmd rme rmi rml rmm rmr rms rmt rrd rri rrl rrm rrr rrs rrt rru rsd rse rsi rsl rsm rsr rss rst rsu rtd rte rti rtl rtm rtr rts rtt rtu rud rue rui rum rur rus rut ruu sdd sde sdi sdl sdm sdr sds sdt sdu se- sed see sei sel sem ser ses set seu sid sie sii sil sim sir sis sit siu sld sle sli sll slm slr sls slt slu smd sme smi sml smm smr sms smt smu sr- srd sre sri srl srm srr srs srt ss- ssd sse ssi ssl ssm ssr sss sst ssu std ste sti stl stm str sts stt stu sud sue sui sul sum sur sus sut suu tdd tde tdi tdl tdm tdr tds tdt tdu te- ted tee tei tel tem ter tes tet teu tid tie tii til tim tir tis tit tiu tld tle tli tll tlm tlr tls tlt tlu tmd tme tmi tml tmm tmr tms tmt tmu trd tre tri trl trm trr trs trt tru tsd tse tsi tsl tsm tsr tss tst tsu ttd tte tti ttl ttm ttr tts ttt ttu tud tue tui tul tum tur tus tut tuu udd ude udi udl udm udr uds udt udu ued uee uei uel uem uer ues uet uid uie uii uil uim uir uis uit uiu uld ule uli ull ulm ulr uls ult ulu um- umd ume umi uml umm umr ums umt umu ur- urd ure uri url urm urr urs urt uru usd use usi usl usm usr uss ust usu utd ute uti utl utm utr uts utt utu uue uum uur uus uut uuu