-er c-- ccc ccd cce ccr ccs cct ccu ccx cdc cdd cde cdr cds cdt cdu cdx ce- cec ced cee cer ces cet ceu cex crc crd cre crr crs crt cru crx csc csd cse csr css cst csu csx ctc ctd cte ctr cts ctt ctu ctx cuc cud cue cur cus cut cuu cxc cxr cxs cxt cxx dcc dcd dce dcr dcs dct dcu dcx ddc ddd dde ddr dds ddt ddu ddx de- dec ded dee der des det deu dex drc drd dre drr drs drt dru drx dsc dsd dse dsr dss dst dsu dsx dtc dtd dte dtr dts dtt dtu dtx duc dud due dur dus dut dux dxc dxd dxr dxs dxt dxx ec- ecc ecd ece ecr ecs ect ecu ecx ed- edc edd ede edr eds edt edu edx eec eed eee eer ees eet eex erc erd ere err ers ert eru es- esc esd ese esr ess est esu esx etc etd ete etr ets ett etu etx eu- euc eud eue eur eus eut eux ex- exc exd exe exr exs ext exu exx rcc rcd rce rcr rcs rct rcu rcx rdc rdd rde rdr rds rdt rdu rdx re- rec red ree rer res ret reu rex rrc rrd rrr rrs rrt rru rsc rsd rse rsr rss rst rsu rsx rtc rtd rte rtr rts rtt rtu rtx ruc rud rue rur rus rut ruu rux rxr rxs scc scd sce scr scs sct scu scx sdc sdd sde sdr sds sdt sdu se- sec sed see ser ses set seu sex sr- src srd sre srr srs srt srx ss- ssc ssd sse ssr sss sst ssu ssx stc std ste str sts stt stu stx suc sud sue sur sus sut suu sux sxc sxs sxt sxu t-x tcc tcd tce tcr tcs tct tcu tcx tdc tdd tde tdr tds tdt tdu tdx te- tec ted tee ter tes tet teu tex trc trd tre trr trs trt tru trx tsc tsd tse tsr tss tst tsu tsx ttc ttd tte ttr tts ttt ttu ttx tuc tud tue tur tus tut tuu tux txe txs txt txu ucc ucd uce ucr ucs uct ucu udc udd ude udr uds udt udu udx uec ued uee uer ues uet ur- urc urd ure urr urs urt uru urx usc usd use usr uss ust usu usx utc utd ute utr uts utt utu utx uuc uue uur uus uut uuu uxc uxr uxt uxu xcd xcr xcx xdc xde xdr xds xdt xed xee xer xes xet xeu xex xrc xrd xrt xrx xsc xss xst xtc xtr xts xtx xue xus xxx

c-cd cccc cccs cccu ccdc ccdr ccds cced ccee ccrc ccre ccrs ccrt ccsd ccss ccst cctc cctt ccuc ccus ccut cd-e cd-r cdcs cddr cdec cder cdes cdex cdre cdrs cdss cec- cece cecs cect cedd cede cedt cedu ceec cees cer- cerc cerd cere cers cert cesc cese cesr cess cest cet- cete cets ceux cexe crcc crce crcr crdc cre- crec cred cree cres cret creu crex crrt crss crst crtc crts crud crue crus crut crux cscc cscd csce cscr cscs csdr csec csee cser cset csrc csrd csrs cssd csse cssr cstc cstd cstr csts cstx csur csus csxt ctec ctrc ctrs ctsc ctss ctsu ctts cucc cuce cude cuds cued cuer cues curd cure curr curs curt cusd cuss cust cusu cut- cutc cute cuts cutt cxxx dccc dccs dcct dccu dcds dcsc dcss dctc dcts dcxx dddd ddes ddrc ddre ddss ddts dec- decc decd dece decs dect dedd dede dedu deed deer dees deet der- derc dere derr ders des- desc dese dess dest desu dete detr dets deue deur deus deut deux dex- dexe dext dred dree dres dret drrs drue drus drut druu dscc dscr dscs dsdr dsrc dsrr dssc dsst dstc dsts dtcc dted dtss dttx dtxt duce ducs duct dudd dude duds dudu duer dues duet dure durt duru duse dust dute duts duur duut dxcc dxdc dxdr dxds dxec dxed dxes dxrd dxre dxrr dxrt dxrx dxss dxts dxue dxur dxxr dxxx eccc ecce ecct ecdc eced eces ecrc ecrr ecru ecsc ecse ecss ecsu ect- ectc ects ecus eddc edde edds ede- eder edes edex edru edss edts educ edur eecs eede eedu eeee eees eerc eers eese eetc eete eets eetu eext er-x ercc erce erde erds erec ered erer eres eret errc erre errs erse erst erts ertu eruc erur erus esce escr escs escu esds esdu esdx esee eser eses eset esrd esse esst essu estc estd este estr ests esus etcc etcs etds etec etee eter etes etre etsu ette ettu etux eucd eude euer eur- eurc eure eurt euse exec exed exer exes exrx exte extr exts rccc rccs rcdc rcde rcds rcet rcrd rcsc rcsd rcss rctc rcts rder recc recd rece recr recs rect recu redc redd rede redr reds redu redx reed rees reet rerd rere rers rert reru rese ress rest retd rete retr rets rett reue reus reut reuu reux rexx rred rrrr rscc rscs rsdd rsds rsee rsre rsts rstu rtcc rtce rtdt rtee rtes rtex rtss rtts ruce ruct rudd rude ruds rued ruer rues ruet rurc rurd rure rurs ruru ruse russ rust rusu rute ruts rutt rutu ruud rxes sccc scce sccs scct scdc scds scec scee scer scet scr- scrc scre scrs scsc scsd scsr scst scsu sctc sctd sctr scts scud scur scut sdcc sddc sdds sder sdes sdet sdrc sdrs sdsc sdss sdsu se-c se-d se-e se-s se-t se-u se-x sec- secc secd sece secr secs sect secu sede seds seec seed seer sees seet seeu seex serc serd sere serr sers sert seru sesc sese sess sest set- setc sete sets sett setx seur seux sex- sexe sext srcc srct srde srec sres srsd srtr sscc ssce sscs ssdc ssdd ssec ssee